Jenssen, A. B., Stovner, L. J., Tronvik, E., Sand, T., Helde, G., Gravdahl, G. B., & Hagen, K. (2019). The crossover design for migraine preventives: An analyses of four randomized placebo-controlled trials. J Headache Pain.
Citación estilo ChicagoJenssen, Astrid Bjørke, Lars Jacob Stovner, Erling Tronvik, Trond Sand, Grethe Helde, Gøril Bruvik Gravdahl, and Knut Hagen. "The Crossover Design for Migraine Preventives: An Analyses of Four Randomized Placebo-controlled Trials." J Headache Pain 2019.
Cita MLAJenssen, Astrid Bjørke, et al. "The Crossover Design for Migraine Preventives: An Analyses of Four Randomized Placebo-controlled Trials." J Headache Pain 2019.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.