Armitage, P Statistical methods in medical research - 4th ed. - Massachusetts Blackwell Science 2002 - xi, 817 p. Illustration 25 cm ISBN: 9780632052578 Subjects--Topical Terms: BIOSTATISTICSExperimantalMedical StatisticsRESEARCH STATISTICAL METHODS Dewey Class. No.: 610.727 / A65