SpringerLink (Online service), Giamberardino, M. A., & Martelletti, P. (2017). Comorbidities in Headache Disorders. Springer International Publishing : Imprint: Springer.
Chicago Style (17th ed.) CitationSpringerLink (Online service), Maria Adele Giamberardino, and Paolo Martelletti. Comorbidities in Headache Disorders. Cham: Springer International Publishing : Imprint: Springer, 2017.
MLA (8th ed.) CitationSpringerLink (Online service), et al. Comorbidities in Headache Disorders. Springer International Publishing : Imprint: Springer, 2017.
Warning: These citations may not always be 100% accurate.