- Allmaterialmodificationswillapplyprospectivelyonly.METHODS:Thisstudyprospectivelyrecruitedconsecutivemigraineandchpatientstreatedataheadacheclinic.ParticipantswererecruitedfromdiabetesclinicsandpracticesandprospectivelyfollowedupfromAugust2000toSepte...
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