Are histamine-2 receptor antagonists a reasonable comparator: comparing apples and apples?

Affiliations

• ¹ Xiangya School of Medicine, Central South University, Changsha, Hunan, China.
• ² Department of Gastroenterology, Xiangya Hospital, Central South University, Changsha, Hunan, China pengyu918@csu.edu.cn.
• ³ Hunan International Scientific and Technological Cooperation Base of Artificial Intelligence Computer Aided Diagnosis and Treatment for Digestive Disease, Xiangya Hospital, Changsha, Hunan, China.
• ⁴ Research Center for Geriatric Disorder, Xiangya Hospital, Central South University, Changsha, Hunan, China.