AU - Chang HJ, Zuccotti G TI - FRontal headache PT - JOUR DP - 2011 TA - JAMA pages = {317-318}, VI - 306 IP - 3 AID - 10.1001/jama.2011.994 [doi] 4100 - http://dx.doi.org/10.1001/jama.2011.994 SO - JAMA July 20, 2011 306(3):317