K G Shields1, M J Levy, P J Goadsby. 1. Headache Group, Institute of Neurology and The National Hospital for Neurology and Neurosurgery, Queen Square, London, UK.
Authors: Christian Holland; Lothar Jaeger; Ulrich Smentkowski; Beate Weber; Christina Otto Journal: Dtsch Arztebl Int Date: 2012-06-15 Impact factor: 5.594