title: Human Orf in the United States, 1972.
mesh_terms: D000328:Adult; D000818:Animals; D004474:Ecthyma, Contagious / Q000175:diagnosis / Q000453:epidemiology* / Q000473:pathology; D006801:Humans; D008297:Male; D008875:Middle Aged; D012756:Sheep; D014481:United States; D015047:Zoonoses