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Open-Access Journal
Retrospective Cohort Study
Retrospective Study
Wong Hoi She, Tan To Cheung, Wing Chiu Dai, Simon H Y Tsang, Albert C Y Chan, Daniel K H Tong, Gilberto K K Leung, Chung Mau Lo 
World J Hepatol 8(15):644-648. Published online May 28, 2016. doi: 10.4254/wjh.v8.i15.644
Observational Study
Case Report