Measures against yellow fever entry into the United States.
D035843:Biomedical Research; D006801:Humans; D014481:United States; D015004:Yellow Fever / Q000517:prevention & control*
YELLOW FEVER/prevention and control
Am J Trop Med Hyg. 1957 Mar;6(2):232-7
13424899
Science. 1956 Apr 13;123(3198):634
13311514
West Indian Med J. 1956 Jun;5(2):73-89
13361199