TY - BOOK AU - Yang,Yi AU - West-Strum,Donna TI - Understanding pharmacoepidemiology SN - 9780071635004 (pbk. : alk. paper) AV - RM302.5 .U48 2011 U1 - 615.7042 22 PY - 2011/// CY - New York PB - McGraw-Hill Medical KW - Pharmacoepidemiology N1 - Includes bibliographical references and index ER -