Robert Kaniecki1. 1. The Headache Center, Department of Neurology, University of Pittsburgh, 120 Lytton Ave, Suite 300, Pittsburgh, Pa 15213, USA. kanieckirg@msx.upmc.edu
Authors: John N Mafi; Samuel T Edwards; Nigel P Pedersen; Roger B Davis; Ellen P McCarthy; Bruce E Landon Journal: J Gen Intern Med Date: 2015-01-08 Impact factor: 5.128
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