TY - BOOK AU - Berkow, Robert AU - Beers, Mark H. AU - Bogin, Robert M. AU - Fletcher, Andrew J. TI - The merck manual of medical information SN - 9780911910872 AV - SPE RC 81 . B47 1997 PY - 1997/// CY - USA PB - Merck Research Laboratory KW - Medicine ER -