|Journal||Clinics and Research in Hepatology and Gastroenterology|
|Early online date||13 May 2021|
|Publication status||Published - May 2021|
Bibliographical noteFunding Information:
We thank our experienced medical librarian (Wichor M. Bramer, Department of Medical Library, Erasmus MC-University Medical Center) for assistance with the literature search and update. We also thank the China Scholarship Council for funding PhD fellowships ( 201708530234 [to Z.M.], 201708530243 [to Y.L.], 201708620177 [to P.Y.]).