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2020

ORIGINAL ARTICLES

2020 No.1	Aoki T, Yamada A, Aoyama K, Saito H, Fujisawa G, Odawara N, Kondo R, Tsuboi A, Ishibashi R, Nakada A, Niikura R, Fujishiro M, Oka S, Ishihara S, Matsuda T, Nakahori M, Tanaka S, Koike K, Tada T. Clinical usefulness of a deep learning-based system as the first screening on small-bowel capsule endoscopy reading. Dig Endosc 2020;32(4):585-591
2020 No.2	Aoki T, Yamada A, Kato Y, Saito H, Tsuboi A, Nakada A, Niikura R, Fujishiro M, Oka S, Ishihara S, Matsuda T, Nakahori M, Tanaka S, Koike K, Tada T. Automatic detection of various abnormalities in capsule endoscopy videos by a deep learning-based system: a multicenter study. Gastrointest Endosc 2020;[Epub ahead of print]
2020 No.3	Aoki T, Yamada A, Kato Y, Saito H, Tsuboi A, Nakada A, Niikura R, Fujishiro M, Oka S, Ishihara S, Matsuda T, Nakahori M, Tanaka S, Koike K, Tada T. Automatic detection of blood content in capsule endoscopy images based on a deep convolutional neural network. J Gastroenterol Hepatol 2020;35(7):1196-1200
2020 No.4	Asaoka Y, Tateishi R, Hayashi A, Ushiku T, Shibahara J, Kinoshita J, Ouchi Y, Koike M, Fukayama M, Shiina S, Koike K. Expression of c-Met in Primary and Recurrent Hepatocellular Carcinoma. Oncology 2020;98(3):186-194
2020 No.5	Enooku K, Tsutsumi T, Kondo M, Fujiwara N, Sasako T, Shibahara J, Kado A, Okushin K, Fujinaga H, Nakagomi R, Minami T, Sato M, Uchino K, Nakagawa H, Kondo Y, Asaoka Y, Tateishi R, Ueki K, Ikeda H, Yoshida H, Moriya K, Yotsuyanagi H, Kadowaki T, Koike K. Hepatic FATP5 expression is associated with histological progression and loss of hepatic fat in NAFLD patients. J Gastroenterol 2020;55(2):227-243
2020 No.6	Fujiwara H, Takahara N, Tateishi K, Tanaka M, Kanai S, Kato H, Nakatsuka T, Yamamoto K, Kogure H, Arita J, Nakai Y, Kasuga M, Ushiku T, Hasegawa K, Koike K. 5- Aminolevulinic acid-mediated photodynamic activity in patient-derived cholangiocarcinoma organoids. Surg Oncol 2020;35:484-490
2020 No.7	Fukuda R, Saito T, Nakai Y, Yamada A, Kogure H, Koike K. Salvage antegrade endoscopic ultrasound-guided pancreatic guidewire placement allowing subsequent double-balloon ERCP. Endoscopy 2020 [Epub ahead of print]
2020 No.8	Fukumoto T, Minami T, Tateishi R, Koike K. Chronological change in alpha-fetoprotein levels in hepatocellular carcinoma after eradication of hepatitis C virus. Liver Int 2020;40(9):2305-2306
2020 No.9	Hakuta R, Hamada T, Nakai Y, Oyama H, Kanai S, Suzuki T, Sato T, Ishigaki K, Saito K, Saito T, Takahara N, Mizuno S, Kogure H, Watadani T, Tsujino T, Tada M, Abe O, Isayama H, Koike K. Natural history of asymptomatic bile duct stones and association of endoscopic treatment with clinical outcomes. J Gastroenterol 2020;55(1):78-85
2020 No.10	Hakuta R, Kogure H, Nakai Y, Hamada T, Sato T, Suzuki Y, Inokuma A, Kanai S, Nakamura T, Noguchi K, Ishigaki K, Saito K, Saito T, Takahara N, Mizuno S, Yamada A, Tada M, Koike K. Feasibility of balloon endoscope-assisted endoscopic retrograde cholangiopancreatography for the elderly. Endosc Int Open 2020;8(9):E1202-E1211
2020 No.11	Hakuta R, Kogure H, Nakai Y, Sato T, Takahara N, Mizuno S, Koike K. Treatment of afferent loop syndrome using digital cholangioscopy through the percutaneous transhepatic biliary drainage route. Endoscopy 2020;52(2):E71-E72
2020 No.12	Hakuta R, Nakai Y, Hamada T, Suzuki Y, Inokuma A, Oyama H, Kanai S, Nakamura T, Sato T, Ishigaki K, Saito K, Saito T, Takahara N, Mizuno S, Kogure H, Tada M, Koike K. Regular Statin Use and Incidence of Postendoscopic Retrograde Cholangiopancreatography Pancreatitis. J Clin Gastroenterol 2020;54(10):905-910
2020 No.13	Hamada T, Nakai Y, Isayama H, Koike K. Antireflux metal stent for biliary obstruction: Any benefits? Dig Endosc 2020 [Epub ahead of print]
2020 No.14	Hamada T, Takahara N, Nakai Y, Kanai S, Saito T, Koike K. The "zipline" technique for endoscopic transpapillary biliary biopsy. Endoscopy 2020;52(3):236-237
2020 No.15	Hata M, Kinoshita H, Hayakawa Y, Konishi M, Tsuboi M, Oya Y, Kurokawa K, Hayata Y, Nakagawa H, Tateishi K, Fujiwara H, Hirata Y, Worthley DL, Muranishi Y, Furukawa T, Kon S, Tomita H, Wang TC, Koike K. GPR30-Expressing Gastric Chief Cells Do Not Dedifferentiate But Are Eliminated via PDK-Dependent Cell Competition During Development of Metaplasia. Gastroenterology 2020;158(6):1650-1666.e15 Press release
2020 No.16	Hirata Y, Yamada A, Niikura R, Shichijo S, Hayakawa Y, Koike K. Efficacy and safety of a new rifabutin-based triple therapy with vonoprazan for refractory Helicobacter pylori infection: A prospective single-arm study. Helicobacter 2020;25(5):e12719
2020 No.17	Ishigaki K, Hamada T, Nakai Y, Isayama H, Sato T, Hakuta R, Saito K, Saito T, Takahara N, Mizuno S, Kogure H, Ito Y, Yagioka H, Matsubara S, Akiyama D, Mohri D, Tada M, Koike K. Retrospective Comparative Study of Side-by-Side and Stent-in-Stent Metal Stent Placement for Hilar Malignant Biliary Obstruction. Dig Dis Sci 2020;65(12):3710- 3718
2020 No.18	Ishigaki K, Hamada T, Nakai Y, Ishigaki Y, Oyama H, Kanai S, Suzuki T, Nakamura T, Sato T, Hakuta R, Saito K, Saito T, Takahara N, Mizuno S, Kogure H, Tateishi R, Tada M, Koike K. Lenvatinib-induced acute acalculous cholecystitis in a patient with hepatocellular carcinoma. Clin J Gastroenterol 2020;13(4):568-571
2020 No.19	Ishigaki K, Nakai Y, Oyama H, Kanai S, Suzuki T, Nakamura T, Sato T, Hakuta R, Saito K, Saito T, Takahara N, Hamada T, Mizuno S, Kogure H, Tada M, Isayama H, Koike K. Endoscopic Ultrasound-Guided Tissue Acquisition by 22-Gauge Franseen and Standard Needles for Solid Pancreatic Lesions. Gut Liver 2020;14(6):817-825
2020 No.20	Kataoka Y, Tsuji Y, Hirasawa K, Takimoto K, Wada T, Mochizuki S, Ohata K, Sakaguchi Y, Niimi K, Ono S, Kodashima S, Yamamichi N, Fujishiro M, Koike K. Reply to Murakami et al. Endoscopy 2020;52(1):77
2020 No.21	Kato H, Tateishi K, Fujiwara H, Ijichi H, Yamamoto K, Nakatsuka T, Kakiuchi M, Sano M, Kudo Y, Hayakawa Y, Nakagawa H, Tanaka Y, Otsuka M, Hirata Y, Tachibana M, Shinkai Y, Koike K. Deletion of Histone Methyltransferase G9a Suppresses Mutant Kras- driven Pancreatic Carcinogenesis. Cancer Genomics Proteomics 2020;17(6):695-705
2020 No.22	Kawamura S, Karasawa Y, Toda N, Nakai Y, Shibata C, Kurokawa K, Arai J, Funato K, Kurosaki S, Maeshima S, Kondo M, Kojima K, Ohki T, Seki M, Koike K, Tagawa K. Impact of the Sensitivity to Empiric Antibiotics on Clinical Outcomes after Biliary Drainage for Acute Cholangitis. Gut Liver 2020;14(6):842-849
2020 No.23	Kogure H, Kawahata S, Mukai T, Doi S, Iwashita T, Ban T, Ito Y, Kawakami H, Hayashi T, Sasahira N, Kubota K, Togawa O, Kato H, Okabe Y, Matsubara S, Yagioka H, Saito T, Nakai Y, Isayama H. Multicenter randomized trial of endoscopic papillary large balloon dilation without sphincterotomy versus endoscopic sphincterotomy for removal of bile duct stones: MARVELOUS trial. Endoscopy 2020;52(9):736-744
2020 No.24	Kogure H, Sato T, Nakai Y, Ishigaki K, Hakuta R, Saito K, Saito T, Takahara N, Hamada T, Mizuno S, Yamada A, Tada M, Isayama H, Koike K. Endoscopic management of pancreatic diseases in patients with surgically altered anatomy: clinical outcomes of combination of double-balloon endoscopy- and endoscopic ultrasound-guided interventions. Dig Endosc 2020 [Epub ahead of print]
2020 No.25	Kurokawa K, Hayakawa Y, Koike K. Plasticity of Intestinal Epithelium: Stem Cell Niches and Regulatory Signals. Int J Mol Sci 2020;22(1):357
2020 No.26	Matsubara S, Isayama H, Nakai Y, Kawakubo K, Yamamoto N, Saito K, Saito T, Takahara N, Mizuno S, Kogure H, Ishizawa T, Arita J, Hasegawa K, Koike K. Endoscopic ultrasound-guided gallbladder drainage with a combined internal and external drainage tubes for acute cholecystitis. J Gastroenterol Hepatol 2020;35(10):1821-1827
2020 No.27	Mizuno S, Nakai Y, Ishigaki K, Saito K, Oyama H, Hamada T, Suzuki Y, Inokuma A, Kanai S, Noguchi K, Sato T, Hakuta R, Saito T, Takahara N, Kogure H, Isayama H, Koike K. Screening Strategy of Pancreatic Cancer in Patients with Diabetes Mellitus. Diagnostics (Basel) 2020;10(8):572
2020 No.28	Nagao S, Tsuji Y, Sakaguchi Y, Takahashi Y, Minatsuki C, Niimi K, Yamashita H, Yamamichi N, Seto Y, Tada T, Koike K. Highly accurate artificial intelligence systems to predict the invasion depth of gastric cancer: efficacy of conventional white-light imaging, nonmagnifying narrow-band imaging, and indigo-carmine dye contrast imaging. Gastrointest Endosc 2020;92(4):866-873.e1
2020 No.29	Nagao S, Tsuji Y, Sakaguchi Y, Ushiku T, Koike K. Inflammatory fibroid polyp mimicking an early gastric cancer. Gastrointest Endosc 2020;92(1):217-218
2020 No.30	Nakai Y, Oyama H, Kanai S, Noguchi K, Sato T, Hakuta R, Ishigaki K, Saito K, Saito T, Hamada T, Takahara N, Mizuno S, Kogure H, Isayama H, Koike K. Double Guidewire Technique Using an Uneven Double Lumen Catheter for Endoscopic Ultrasound- Guided Interventions. Dig Dis Sci 2020 [Epub ahead of print]
2020 No.31	Nakai Y, Sato T, Hakuta R, Ishigaki K, Saito K, Saito T, Takahara N, Hamada T, Mizuno S, Kogure H, Nogchi K, Ito Y, Isayama H, Koike K. Long-term outcomes of a long, partially covered metal stent for EUS-guided hepaticogastrostomy in patients with malignant biliary obstruction (with video). Gastrointest Endosc 2020;92(3):623-631.e1
2020 No.32	Nakai Y, Sato T, Hakuta R, Ishigaki K, Saito K, Saito T, Takahara N, Hamada T, Mizuno S, Kogure H, Tada M, Isayama H, Koike K. Management of Difficult Bile Duct Stones by Large Balloon, Cholangioscopy, Enteroscopy and Endosonography. Gut Liver 2020;14(3):297-305
2020 No.33	Niikura R, Nagata N, Yamada A, Honda T, Hasatani K, Ishii N, Shiratori Y, Doyama H, Nishida T, Sumiyoshi T, Fujita T, Kiyotoki S, Yada T, Yamamoto K, Shinozaki T, Takata M, Mikami T, Mabe K, Hara K, Fujishiro M, Koike K. Efficacy and Safety of Early vs Elective Colonoscopy for Acute Lower Gastrointestinal Bleeding. Gastroenterology 2020;158(1):168-175.e6
2020 No.34	Niikura R, Hirata Y, Hayakawa Y, Kawahara T, Yamada A, Koike K. Effect of aspirin use on gastric cancer incidence and survival: A systematic review and meta-analysis. JGH Open 2020;4(2):117-125
2020 No.35	Niikura R, Nagata N, Yamada A, Honda T, Hasatani K, Ishii N, Shiratori Y, Doyama H, Nishida T, Sumiyoshi T, Fujita T, Kiyotoki S, Yada T, Yamamoto K, Shinozaki T, Takata M, Mikami T, Mabe K, Hara K, Fujishiro M, Koike K. Efficacy and Safety of Early vs Elective Colonoscopy for Acute Lower Gastrointestinal Bleeding. Gastroenterology 2020;158(1):168-175.e6
2020 No.36	Noguchi K, Nakai Y, Mizuno S, Hirano K, Kanai S, Suzuki Y, Inokuma A, Sato T, Hakuta R, Ishigaki K, Saito K, Saito T, Hamada T, Takahara N, Kogure H, Isayama H, Koike K. Role of Endoscopic Ultrasonography-Guided Fine Needle Aspiration/Biopsy in the Diagnosis of Autoimmune Pancreatitis. Diagnostics (Basel) 2020;10(11):954
2020 No.37	Noguchi K, Nakai Y, Mizuno S, Isayama H, Hirano K, Kanai S, Nakamura T, Uchino R, Takahara N, Kogure H, Tada M, Koike K. Insulin secretion improvement during steroid therapy for autoimmune pancreatitis according to the onset of diabetes mellitus. J Gastroenterol 2020;55(2):198-204
2020 No.38	Ochi M, Otsuka M, Maruyama R, Koike K. HBx increases EGFR expression by inhibiting miR129-5p function. Biochem Biophys Res Commun
2020 No.39	Okushin K, Tsutsumi T, Ikeuchi K, Kado A, Enooku K, Fujinaga H, Yamauchi N, Ushiku T, Moriya K, Yotsuyanagi H, Koike K. Heterozygous knockout of Bile salt export pump ameliorates liver steatosis in mice fed a high-fat diet. PLoS One 2020;15(8):e0234750
2020 No.40	Otsuka M, Koike K. Should Level of HBV RNA be Used to Determine When Patients Should Stop Treatment With Nucleos(t)ide Analogues. Clin Gastroenterol Hepatol 2020;18(3):551-552
2020 No.41	Oya Y, Hayakawa Y, Koike K. Tumor microenvironment in gastric cancers. Cancer Sci 2020;111(8):2696-2707
2020 No.42	Oyama H, Tada M, Takagi K, Tateishi K, Hamada T, Nakai Y, Hakuta R, Ijichi H, Ishigaki K, Kanai S, Kogure H, Mizuno S, Saito K, Saito T, Sato T, Suzuki T, Takahara N, Morishita Y, Arita J, Hasegawa K, Tanaka M, Fukayama M, Koike K. Long-term Risk of Malignancy in Branch-Duct Intraductal Papillary Mucinous Neoplasms. Gastroenterology 2020;158(1):226-237.e5
2020 No.43	Saito H, Aoki T, Aoyama K, Kato Y, Tsuboi A, Yamada A, Fujishiro M, Oka S, Ishihara S, Matsuda T, Nakahori M, Tanaka S, Koike K, Tada T. Automatic detection and classification of protruding lesions in wireless capsule endoscopy images based on a deep convolutional neural network. Gastrointest Endosc 2020;92(1):144-151.e1
2020 No.44	Saito K, Nakai Y, Takahara N, Ishigaki K, Suzuki Y, Inokuma A, Noguchi K, Kanai S, Sato T, Hakuta R, Saito T, Hamada T, Mizuno S, Kogure H, Ijichi H, Tateishi K, Koike K. A retrospective comparative study of S-IROX and modified FOLFIRINOX for patients with advanced pancreatic cancer refractory to gemcitabine plus nab-paclitaxel. Invest New Drugs 2020 [Epub ahead of print]
2020 No.45	Saito T, Hamada T, Kogure H, Nakai Y, Koike K. Digital cholangioscopy-guided retrieval of a migrated hepaticogastrostomy stent through a created hepaticogastrostomy route. Endoscopy 2020;52(9):E320-E321
2020 No.46	Saito T, Kanai S, Hamada T, Kogure H, Nakai Y, Koike K. Combined stent-in-stent and side-by-side stenting for hilar cholangiocarcinoma using a novel braided and weaving metal stent. Endoscopy 2020;52(5):E150-E151
2020 No.47	Sakaguchi Y, Tsuji Y, Shinozaki T, Ohki D, Mizutani H, Minatsuki C, Niimi K, Yamamichi N, Koike K. Steroid injection and polyglycolic acid shielding to prevent stricture after esophageal endoscopic submucosal dissection: a retrospective comparative analysis (with video). Gastrointest Endosc 2020;92(6):1176-1186.e1
2020 No.48	Sakitani K, Nishizawa T, Toyoshima A, Yoshida S, Matsuno T, Yamada T, Irokawa M, Takahashi Y, Nakai Y, Toyoshima O, Koike K. Kyoto classification in patients who developed multiple gastric carcinomas after Helicobacter pylori eradication. World J Gastrointest Endosc 2020;12(9):276-284
2020 No.49	Sano M, Takahashi R, Ijichi H, Ishigaki K, Yamada T, Miyabayashi K, Kimura G, Mizuno S, Kato H, Fujiwara H, Nakatsuka T, Tanaka Y, Kim J, Masugi Y, Morishita Y, Tanaka M, Ushiku T, Nakai Y, Tateishi K, Ishii Y, Isayama H, Moses HL, Koike K. Blocking VCAM-1 inhibits pancreatic tumour progression and cancer-associated thrombosis/thromboembolism. Gut 2020 [Epub ahead of print]
2020 No.50	Sato T, Kogure H, Nakai Y, Ishigaki K, Hakuta R, Saito K, Saito T, Takahara N, Hamada T, Mizuno S, Tada M, Isayama H, Koike K. A prospective study of fully covered metal stents for different types of refractory benign biliary strictures. Endoscopy 2020;52(5):368-376
2020 No.51	Sato T, Kogure H, Nakai Y, Ishigaki K, Hakuta R, Saito K, Saito T, Takahara N, Hamada T, Mizuno S, Yamada A, Tada M, Isayama H, Koike K. Double-balloon endoscopy-assisted treatment of hepaticojejunostomy anastomotic strictures and predictive factors for treatment success. Surg Endosc 2020;34(4):1612-1620
2020 No.52	Sato T, Kogure H, Nakai Y, Kanai S, Ishigaki K, Hakuta R, Saito K, Saito T, Takahara N, Hamada T, Mizuno S, Yamada A, Isayama H, Koike K. Endoscopic treatment of hepaticojejunostomy anastomotic strictures using fully-covered metal stents. Dig Endosc 2020 [Epub ahead of print]
2020 No.53	Seimiya T, Otsuka M, Iwata T, Shibata C, Tanaka E, Suzuki T, Koike K. Emerging Roles of Exosomal Circular RNAs in Cancer. Front Cell Dev Biol 2020;8:568366
2020 No.54	Sekiba K, Otsuka M, Seimiya T, Tanaka E, Funato K, Miyakawa Y, Koike K. The fatty- acid amide hydrolase inhibitor URB597 inhibits MICA/B shedding. Sci Rep 2020;10(1):15556
2020 No.55	Shimamoto T, Yamamichi N, Gondo K, Takahashi Y, Takeuchi C, Wada R, Mitsushima T, Koike K. The association of Helicobacter pylori infection with serum lipid profiles: An evaluation based on a combination of meta-analysis and a propensity score-based observational approach. PLoS One 2020;15(6):e0234433
2020 No.56	Suzuki T, Otsuka M, Seimiya T, Iwata T, Kishikawa T, Koike K. The biological role of metabolic reprogramming in pancreatic cancer. MedComm 2020;1(3):302-310
2020 No.57	Takahara N, Kogure H, Nakai Y, Yamada A, Koike K. Biliary reintervention with endoscopic inversion technique in the duodenum with the use of short-type double- balloon endoscope in a patient with an indwelling duodenal stent. VideoGIE 2020;5(1):16-19
2020 No.58	Takahara N, Nakai Y, Ishigami H, Saito K, Sato T, Hakuta R, Ishigaki K, Saito T, Hamada T, Mizuno S, Kogure H, Yamashita H, Isayama H, Seto Y, Koike K. A phase I study of intraperitoneal paclitaxel combined with gemcitabine plus nab-paclitaxel for pancreatic cancer with peritoneal metastasis. Invest New Drugs 2020 [Epub ahead of print]
2020 No.59	Takahara N, Nakai Y, Saito K, Sasaki T, Suzuki Y, Inokuma A, Oyama H, Kanai S, Suzuki T, Sato T, Hakuta R, Ishigaki K, Saito T, Hamada T, Mizuno S, Kogure H, Tada M, Isayama H, Koike K. The impact of age and comorbidity in advanced or recurrent biliary tract cancer receiving palliative chemotherapy. J Gastroenterol Hepatol 2020;35(10):1828-1835
2020 No.60	Takahara N, Tsuji Y, Nakai Y, Suzuki Y, Inokuma A, Kanai S, Noguchi K, Sato T, Hakuta R, Ishigaki K, Saito K, Sakaguchi Y, Saito T, Hamada T, Mizuno S, Kogure H, Koike K. A Novel Technique of Endoscopic Papillectomy with Hybrid Endoscopic Submucosal Dissection for Ampullary Tumors: A Proof-of-Concept Study (with Video). J Clin Med 2020;9(8):2671
2020 No.61	Takahashi R, Ijichi H, Sano M, Miyabayashi K, Mohri D, Kim J, Kimura G, Nakatsuka T, Fujiwara H, Yamamoto K, Kudo Y, Tanaka Y, Tateishi K, Nakai Y, Morishita Y, Soma K, Takeda N, Moses HL, Isayama H, Koike K. Soluble VCAM-1 promotes gemcitabine resistance via macrophage infiltration and predicts therapeutic response in pancreatic cancer. Sci Rep 2020;10(1):21194
2020 No.62	Takahashi Y, Tsutsumi Y, Takeuchi C, Shiogama K, Mizutani Y, Inada KI, Yamamichi N, Koike K. Nuclear staining of claudin-18 is a new immunohistochemical marker for diagnosing intramucosal well-differentiated gastric adenocarcinoma. Pathol Int 2020;70(9):644-652
2020 No.63	Tateishi R, Koike K. Changing etiology of hepatocellular carcinoma. J Gastroenterol 2020;55(1):125-126
2020 No.64	Tsuboi M, Niikura R, Hayakawa Y, Hirata Y, Ushiku T, Koike K. Distinct Features of Autoimmune Gastritis in Patients with Open-Type Chronic Gastritis in Japan. Biomedicines 2020;8(10):419
2020 No.65	Tsuji Y, Ushiku T, Shinozaki T, Yamashita H, Seto Y, Fukayama M, Fujishiro M, Oda I, Katai H, Taniguchi H, Hasatani K, Kaizaki Y, Oga A, Nishikawa J, Akasaka R, Endo M, Sugai T, Matsumoto T, Koike K. Risk for lymph node metastasis in Epstein-Barr virus-associated gastric carcinoma with submucosal invasion. Dig Endosc 2020 [Epub ahead of print]
2020 No.66	Wake T, Tateishi R, Fukumoto T, Nakagomi R, Kinoshita MN, Nakatsuka T, Sato M, Minami T, Uchino K, Enooku K, Nakagawa H, Fujinaga H, Asaoka Y, Tanaka Y, Otsuka M, Koike K. Improved liver function in patients with cirrhosis due to chronic hepatitis C virus who achieve sustained virologic response is not accompanied by increased liver volume. PLoS One 2020;15(4):e0231836
2020 No.67	Yamada A, Niikura R, Otani K, Aoki T, Koike K. Automatic detection of colorectal neoplasia in wireless colon capsule endoscopic images using a deep convolutional neural network. Endoscopy 2020 [Epub ahead of print]
2020 No.68	Yamamichi N, Yamaji Y, Shimamoto T, Takahashi Y, Majima K, Wada R, Mitsushima T, Koike K. Inverse time trends of peptic ulcer and reflux esophagitis show significant association with reduced prevalence of Helicobacter pylori infection. Ann Med 2020;52(8):506-514