"Pyoderma (ecthyma) gangrenosum" by Brunsting, Goeckerman and O'Leary, October 1930. Commentary: Pyoderma gangrenosum.
D004473:Ecthyma / Q000266:history / Q000473:pathology; D005734:Gangrene / Q000473:pathology; D049673:History, 20th Century; D006801:Humans; D011711:Pyoderma / Q000266:history / Q000473:pathology; D012883:Skin Ulcer / Q000175:diagnosis / Q000266:history* / Q000473:pathology / Q000628:therapy