MacRae C, Mercer S, Guthrie B. Variation in multimorbidity prevalence by number of long-term conditions counted: primary care population cross-sectional study. IJPDS [Internet]. 2022 Aug. 25 [cited 2026 Oct. 24];7(3). Available from: https://ijpds.org/index.php/ijpds/article/view/2053