Algorithms in the diagnosis and management of exotic diseases. XIX. Major tropical viral infections: smallpox, yellow fever, and Lassa fever.
D003937:Diagnosis, Differential; D006801:Humans; D007835:Lassa Fever / Q000175:diagnosis / Q000517:prevention & control; D012899:Smallpox / Q000175:diagnosis / Q000517:prevention & control; D015004:Yellow Fever / Q000175:diagnosis / Q000517:prevention & control