Migraine and Stroke Risk in Postmenopausal Women in the Women's Health Initiative.

Madsen TE, Raker CA, Pavlovic JM, Harrington LB, Schnatz PF, Stefanick ML, Allison M, Shadyab AH, Liu S, Penzien DB, Haring B, Wild RA, Liu L, Saquib N, Wactawki-Wende J, Ikramuddin F, LaMonte MJ, Manson JE, Silver B.