THE MEDICAL STUDENT, MEND, AND CIVIL DEFENSE.
D002959:Civil Defense; D004190:Disasters; D004501:Education, Medical; D006801:Humans; D008614:Meperidine; D010406:Penicillins; D013337:Students, Medical; D014481:United States
C110763:MEND; D010406:Penicillins; D008614:Meperidine
CIVIL DEFENSE; DISASTERS; EDUCATION, MEDICAL; UNITED STATES