Marubini, Ettore. Analysing survival data from clinical trials and observational studi es / Ettore Marubini and Maria Grazia Valsecchi. - Chichester : John Wiley, 1995. - 414 p. : ill. ; 24 cm. - Statistics in practice. . ISBN: 0471939870 Subjects--Topical Terms: Clinical trials-- Statistical methods.Survival analysis (Biometry). Dewey Class. No.: 610.72