title: Origin and function of myofibroblasts in the liver.
authors.affiliation: Departments of Medicine (GI) and Pathology and Laboratory Medicine, Perelman School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania.
authors.forename: Rebecca G
authors.initials: RG
authors.lastname: Wells
authors.affiliation: Department of Medicine, Columbia University, New York, New York.
authors.forename: Robert F
authors.initials: RF
authors.lastname: Schwabe