PT - JOURNAL ARTICLE AU - Matthew F. Helm AU - Joseph Housel AU - Ilene Rothman TI - Patchy hair loss on the scalp AID - 10.3949/ccjm.79a.11129 DP - 2012 Jul 01 TA - Cleveland Clinic Journal of Medicine PG - 472--473 VI - 79 IP - 7 4099 - http://www.ccjm.org/content/79/7/472.short 4100 - http://www.ccjm.org/content/79/7/472.full SO - Cleve Clin J Med2012 Jul 01; 79