Irving, G, Neves, A L, Dambha-Miller, H, Oishi, A, Tagashira, H, Verho, A & Holden, J 2017, ' International variations in primary care physician consultation time : a systematic review of 67 countries ', BMJ Open, vol. 7, no. 10, pp. e017902 . https://doi.org/10.1136/bmjopen-2017-017902 BMJ Open