Epidemiological and clinical aspects of migraine in users of combined oral contraceptives☆
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☆ A.P. Pinheiro, L. Neri and L. Martins received a scientific initiation grant from CNPQ-PIBIC Faculdade de Medicina de Jundiaí, Brazil.
PII: S0010-7824(09)00416-8
doi:10.1016/j.contraception.2009.09.006
© 2010 Elsevier Inc. All rights reserved.
