Marcelo E Bigal1. 1. Head of the Merck Investigator Study Program, Scientific Engagement and Education, Office of the Chief Medical Officer-Merck, North Wales, PA, USA. marcelo_bigal@merck.com
Authors: Marco A Arruda; Vincenzo Guidetti; Federica Galli; Regina C A P Albuquerque; Marcelo E Bigal Journal: Cephalalgia Date: 2010-03-19 Impact factor: 6.292
Authors: J Olesen; T Steiner; M-G Bousser; H-C Diener; D Dodick; M B First; P J Goadsby; H Göbel; M J A Lainez; R B Lipton; G Nappi; F Sakai; J Schoenen; S D Silberstein Journal: Cephalalgia Date: 2009-08-10 Impact factor: 6.292