TY - BOOK AU - Ralston, stuart h TI - Davidson's principals and practice of medicine SN - 9780702070280 U1 - 616 PY - 2018/// CY - China PB - Elsevier KW - Medicine KW - Medicine--Research KW - Medicine, Preventive KW - Emergency medicine KW - Emergency medicine--Study and teaching KW - Poisoning KW - BSH N1 - Includes index ER -