TY - BOOK AU - Armitage,P. AU - Berry,G. AU - Matthews,J.N.S. TI - Statistical methods in medical research SN - 0632052570 AV - R852 .A75 2001 U1 - 610/.7/27 21 PY - 2001/// CY - Malden, MA PB - Blackwell Science KW - Medicine KW - Research KW - Statistical methods KW - Biometry KW - methods N1 - Includes bibliographical references and indexes UR - http://www.e-streams.com/es0509/es0509_2089.htm ER -