The Internet Archive has a preservation copy of this work in our general collections.
PSORIASIS. Presented by Dr. Weidman. The patient, a white man, aged 33, had been under observation ten days. He had an outbreak of psoriasis with a seborrheiform distribution, the lesions being of guttate size. The case was presented to demonstrate linear lesions appearing along a scratch. There was a history of the patient receiving a scratch on the abdomen from a pin in his clothing and subsequently the disease developed along the scratch mark. The tar ointment with which the patient wasdoi:10.1001/archderm.1921.02350190160016 fatcat:p2ns67v6wfdc3nxzmpg4jefb5q