Παραπομπή APA

Kristoffersen, E. S., Straand, J., Russell, M. B., & Lundqvist, C. (2014). Feasibility of a brief intervention for medication-overuse headache in primary care – a pilot study. BioMed Central.

Παραπομπή Chicago Style

Kristoffersen, Espen Saxhaug, Jørund Straand, Michael Bjørn Russell, και Christofer Lundqvist. Feasibility of a Brief Intervention for Medication-overuse Headache in Primary Care – a Pilot Study. BioMed Central, 2014.

Παραπομπή MLA

Kristoffersen, Espen Saxhaug, Jørund Straand, Michael Bjørn Russell, και Christofer Lundqvist. Feasibility of a Brief Intervention for Medication-overuse Headache in Primary Care – a Pilot Study. BioMed Central, 2014.

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