TY - BOOK AU - Hatch,Stanley W. TI - Ophthalmic research and epidemiology: evaluation and application SN - 0750699140 (alk. paper) AV - RE58 .O544 1998 U1 - 617.7/0072 21 PY - 1998/// CY - Boston PB - Butterworth-Heinemann KW - Ophthalmology KW - Research KW - Methodology KW - Eye KW - Diseases KW - Epidemiology KW - Eye Diseases KW - epidemiology N1 - Includes bibliographical references and index ER -