MLA
Gaynor, Sheila, et al. Oppera Study Identifies an Association Between the Use of Hormonal Contraceptives and Orofacial Pain and Headaches. 2008. https://doi.org/10.17615/gsaz-v042
APA
Gaynor, S., Zolnoun, D., Carey, E., Slade, G., Ohrbach, R., Fillingim, R., Greenspan, J., Dubner, R., Maixner, W., & Bair, E. (2008). OPPERA Study Identifies an Association Between the Use of Hormonal Contraceptives and Orofacial Pain and Headaches. https://doi.org/10.17615/gsaz-v042
Chicago
Gaynor, Sheila, Denniz Zolnoun, Erin T Carey, Gary Slade, Richard Ohrbach, Roger Fillingim, Joel Greenspan et al. 2008. Oppera Study Identifies an Association Between the Use of Hormonal Contraceptives and Orofacial Pain and Headaches. https://doi.org/10.17615/gsaz-v042