Name Info Provider Link
free resource Elsevier Science https://linkinghub.elsevier.com/retrieve/pii/S0016-5085(19)33576-0
Cirrhosis free resource MedlinePlus Health Information https://medlineplus.gov/cirrhosis.html
Full text from free resource Diposit Digital de la Universitat de Barcelona http://hdl.handle.net/2445/157739