RT Journal Article SR Electronic T1 Vitamin D: Is it a primary hormone targeting the migraine headache or just as adjunct therapy? JF Neurosciences Journal JO Neurosciences (Riyadh) FD Prince Sultan Military Medical City SP 69 OP 69 DO 10.17712/nsj.2017.1.20160561 VO 22 IS 1 A1 Al-Nimer, Marwan S. YR 2017 UL http://nsj.org.sa/content/22/1/69.abstract AB