TY - BOOK AU - Sundar Rao,P.S.S. AU - Richard,J. TI - Introduction to biostatistics and research methods SN - 8120328760 U1 - 570.15195 22 PY - 2006/// CY - New Delhi PB - Prentice-Hall of India KW - Biometry KW - Statistics N1 - Includes bibliographical references and index ER -