TY - BOOK AU - Haynes, Brian TI - Clinical epidemiology: how to do clinical practice research SN - 9780781745246 U1 - 641.4 PY - 2006/// CY - Philadelphia PB - Lippincott William KW - Biomedical Research KW - methods KW - Epidemiological methods KW - Research Design KW - Clinical epidemiology KW - Medicine KW - Research KW - Epidemiology N1 - Includes index ER -