Muhammad Imtiaz, Faheem Saeed, Shafia Tufail, Namra Tufail, Anam Khan 2023. Comparison of Treatment Efficacy in Migraine treated with Nortriptyline and Caffeine Cessation vs Nortriptyline without Caffeine Cessation. Pakistan Journal of Medical & Health Sciences. 17, 05 (May 2023), 50. DOI:https://doi.org/10.53350/pjmhs202317550.