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. Author manuscript; available in PMC: 2016 Oct 1.
Published in final edited form as: Headache. 2015 Aug 28;55(9):1183–1191. doi: 10.1111/head.12645
Internal Medicine Practitioner Emergency Department Practitioner Urgent Care Center Practitioner
Family Medicine Practitioner Pain Clinic Practitioner Ob-Gyn Practitioner
General Neurologist Headache Specialist Other: _______