GBD 2017 Risk Factor Collaborators, Bisanzio, D., & Shokraneh, F. (2018). Global, regional, and national comparative risk assessment of 84 behavioural, environmental and occupational, and metabolic risks or clusters of risks for 195 countries and territories, 1990–2017: a systematic analysis for the Global Burden of Disease Study 2017. Lancet, 392(10159), 1923-1994. https://doi.org/10.1016/S0140-6736%2818%2932225-6