Comparative effectiveness of onabotulinumtoxinA versus oral migraine prophylactic medications on headache-related resource utilization in the management of chronic migraine: Retrospective analysis of a US-based insurance claims database.

Hepp Z, Rosen NL, Gillard PG, Varon SF, Mathew N, Dodick DW. Comparative effectiveness of onabotulinumtoxinA versus oral migraine prophylactic medications on headache-related resource utilization in the management of chronic migraine: Retrospective analysis of a US-based insurance claims database. Cephalalgia. 2016 Aug; 36(9):862-74.

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