[On considering syphilis, frambesia and ulcus tropicum as one disease].
D006801:Humans; D013587:Syphilis; D014456:Ulcer / Q000209:etiology*; D015001:Yaws
SYPHILIS; ULCER/etiology and pathogenesis; YAWS
Lues, Frambösie, ulcus tropicum; eine Krankheit?