TGFB1 and Hepatic fibrosis: (("Transforming Growth Factor beta1"[Mesh]) OR ("TGF-beta1"[Mesh]) OR ("TGF-beta1"[Title/Abstract])) AND (("Polymorphism, Genetic"[Mesh]) OR ("Polymorphism"[Mesh]) OR ("Genetic Variation"[Mesh]) OR ("SNP"[Title/Abstract])) AND (("Hepatitis C"[Mesh]) OR ("HCV"[Title/Abstract])) AND (("Cirrhosis"[Mesh]) OR ("Liver Cirrhosis"[Mesh]) OR ("Liver Fibrosis"[Mesh]) OR ("Hepatic Fibrosis"[Mesh]) OR ("Hepatic Cirrhosis"[Mesh]))