Feasibility of standardized procedures of white light gastroscopy for clinical practice: A multicenter study in China

A standardized operation procedure for white light gastroscopy (WLG) is not available in China. We aimed to establish a standardized procedure of white light gastroscopy for patient screening to verify its efficacy and feasibility in clinical practice.We applied the standardized procedure for WLG to outpatients at 9 tertiary hospitals in Beijing. All clinical information and data from the operation procedure were recorded.We established a...