Principles of biostatistics / Marcello Pagano, Kimberlee Gauvreau. Pagano, Marcello. Gauvreau, Kimberlee. Biometry. QH323.5 .P34 2000 570.15195 PAP 21 Includes bibliographical references and index. Pacific Grove, CA : Duxbury, c2000. c2000. 2000 Text xiv, 525 p. in various pagings : eng