TY - BOOK AU - Thygerson,Alton L. ED - Emergency Care and Safety Institute ED - American College of Emergency Physicians TI - First aid and CPR essentials SN - 0763742260 PY - 2007/// CY - Sudbury, Mass. PB - Jones and Bartlett KW - First aid KW - Cardiopulmonary Resuscitation KW - Electric Countershock KW - Emergencies KW - Emergency Medicine KW - methods ER -