Difference in efficacy of proton pump inhibitor between new-onset and recurrent gastroesophageal reflux disease: Result from a study of on-demand versus continuous maintenance therapy in Japan Posted on February 28, 2019July 26, 2022 by admin ORIGINAL ARTICLE Hippokratia 2015, 19(1):53-56 Nagahara A, Asaoka D, Hojo M, Sasaki H, Shimada Y, Matsumoto K, Ueyama H, Shibuya T, Sakamoto N, Osada T, Watanabe S Department of Gastroenterology, Juntendo University School of Medicine, Tokyo, Japan