Anecdotes, trials and tribulations in field studies.
Department of Tropical Diseases, School of Pathology of the University of the Witwatersrand, Johannesburg.
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Walker
D000739:Anecdotes as Topic; D001769:Blood; D005243:Feces; D005502:Food; D049673:History, 20th Century; D006801:Humans; D008895:Milk, Human; D012106:Research / Q000266:history; D013048:Specimen Handling; D014556:Urine