The current difficulties in fighting typhoid fever.
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D035843:Biomedical Research; D006801:Humans; D014435:Typhoid Fever / Q000517:prevention & control*; D014436:Typhoid-Paratyphoid Vaccines
D014436:Typhoid-Paratyphoid Vaccines
TYPHOID/prevention and control
Die gegenwärtigen Schwierigkeiten in der Typhusbekämpfung.