Protocol for the CREST Choles (Chinese REgistry Study on Treatment of Cholecysto-Choledocholithiasis) study: an ambispective, multicenter, observational, open-cohort study.
Jie-Gao ZhuShanshan WuQiushi FengFei LiWei HanDianrong XiuHaidong TanJianzhu FuXun LiDong ShangHoubao LiuBinglu LiLi YangYuanyuan KongSiyan ZhanWei GuoZhong-Tao ZhangPublished in: BMJ open (2019)
NCT02554097.
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