Sidorsky Tivon I, Christine Chadwick W, Epstein John H, Berger Timothy G
Department of Dermatology, University of California, San Francisco, San Francisco, CA, United States.
Department of Neurology, University of California, San Francisco, San Francisco, CA, United States.
Parkinsonism Relat Disord. 2014 Mar;20(3):349-50. doi: 10.1016/j.parkreldis.2013.12.004. Epub 2013 Dec 19.