Halprin, K M Afflictions of a vestigial appendage. I. Congenital defects of the human nail and systemic influences. [electronic resource] - JAMA Nov 1967 - 645 p. digital Publication Type: Journal Article ISSN: 0098-7484 Standard No.: 10.1001/jama.202.7.645b doi Subjects--Topical Terms: ChildHumansNails, Malformed