AU - Harris RA TI - STate licensure and professional monopolies in medicine PT - JOUR DP - 2009 TA - JAMA pages = {35}, VI - 302 IP - 1 AID - 10.1001/jama.2009.907 [doi] 4100 - http://dx.doi.org/10.1001/jama.2009.907 SO - JAMA July 1, 2009 302(1):35