title: Patchy hair loss on the scalp.
authors: Department of Biomedical Science, State University of New York, Buffalo, USA. mfhelm@buffalo.edu
authors: Matthew F
authors: MF
authors: Helm
authors: Joseph
authors: J
authors: Housel
authors: Ilene
authors: I
authors: Rothman
mesh_terms: D002648:Child; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D012535:Scalp / Q000473:pathology*; D014256:Trichotillomania / Q000175:diagnosis* / Q000209:etiology / Q000628:therapy