Summary
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Authors: Qianrui Li, Xiaodan Li, Jing Wang, Hongdie Liu, Joey Sum-Wing Kwong, Hao Chen, Ling Li, Sheng-Chia Chung, Anoop Shah, Yaolong Chen, Zhenmei An, Xin Sun, Harry Hemingway, Haoming Tian, Sheyu Li
Journal title: BMJ Open.
Journal publisher: BMJ Publishing Group
Published year: 2019
DOI identifier: 10.1136/bmjopen-2018-026677
ISSN: 2044-6055