@inbook{f48e2d5dd2f54a419f6c90a773634855,
title = "Methodology of future trials: prognostic stratification, health-related quality of life and health economics",
author = "TIA Sorensen and {D' Amico}, G and {van Buuren}, Henk and CN Gluud and PS Kamath and O Riggio and F Salerno and RF Yacavone",
year = "2001",
language = "Undefined/Unknown",
isbn = "0632059184",
pages = "219--239",
editor = "{de Franchis}, R.",
booktitle = "Portal hypertension",
publisher = "Blackwell Science",
address = "United Kingdom",
}