A case of sporadic cretinism Dercum, Francis X. (Francis Xavier), 1856-1931. Congenital Hypothyroidism [Philadelphia? : s.n., 1892?] Case Reports Text Illustrations Plates 2 p., [1] leaf of plates nlm:nlmuid-101321218-bk 101321218 http://resource.nlm.nih.gov/101321218 English Philadelphia The National Library of Medicine believes this item to be in the public domain : https://creativecommons.org/publicdomain/mark/1.0/