APA (7th ed.) Citation

Zaki, N. F., Saleh, E., Elwasify, M., Mahmoud, E., Zaki, J., Spence, D. W., . . . Pandi-Perumal, S. R. (2019). The association of BDNF gene polymorphism with cognitive impairment in insomnia patients. Progress in neuro-psychopharmacology & biological psychiatry, 88, 253-264. https://doi.org/10.1016/j.pnpbp.2018.07.025

Chicago Style (17th ed.) Citation

Zaki, Nevin F.W., Elsayed Saleh, Mahmoud Elwasify, Elhasanein Mahmoud, John Zaki, David Warren Spence, Ahmed S. BaHammam, and Seithikurippu R. Pandi-Perumal. "The Association of BDNF Gene Polymorphism with Cognitive Impairment in Insomnia Patients." Progress in Neuro-psychopharmacology & Biological Psychiatry 88 (2019): 253-264. https://doi.org/10.1016/j.pnpbp.2018.07.025.

MLA (9th ed.) Citation

Zaki, Nevin F.W., et al. "The Association of BDNF Gene Polymorphism with Cognitive Impairment in Insomnia Patients." Progress in Neuro-psychopharmacology & Biological Psychiatry, vol. 88, 2019, pp. 253-264, https://doi.org/10.1016/j.pnpbp.2018.07.025.