1. GBD2015 Disease and Injury Incidence and Prevalence Collaborators (2016). Global, regional, and national incidence, prevalence, and years lived with disability for 310 diseases and injuries, 1990-2015: a systematic analysis for the Global Burden of Disease Study 2015. Lancet, 388:1545-1602.
2. Steiner TJ, Stovner LJ, Vos T, Jensen R, Katsarava Z (2018). Migraine is first cause of disability in under 50s: will health politicians now take notice? J Headache Pain, 19:17.
3. Vos T, Abajobir AA, Abate KH, Abbafati C, Abbas KM, Abd-Allah F, et al. (2017). Global, regional, and national incidence, prevalence, and years lived with disability for 328 diseases and injuries for 195 countries, 1990-2016: a systematic analysis for the Global Burden of Disease Study 2016. Lancet, 390:1211-1259.
4. Scher AI, Stewart WF, Ricci JA, Lipton RB (2003). Factors associated with the onset and remission of chronic daily headache in a population-based study. Pain, 106:81-89.
5. Wolters FJ, Chibnik LB, Waziry R, Anderson R, Berr C, Beiser A, et al. (2020). Twenty-seven-year time trends in dementia incidence in Europe and the United States: The Alzheimer Cohorts Consortium. Neurology, 95:e519-e531.