TY - STAND AU - R. Farmer AU - D. Ford AU - R. Mathur AU - N. Chaturvedi AU - R. Kaplan AU - L. Smeeth AU - K. Bhaskaran BT - Int J Epidemiol DO - 10.1093/ije/dyz005 PY - 2019 T2 - Int J Epidemiol TI - Metformin use and risk of cancer in patients with type 2 diabetes: a cohort study of primary care records using inverse probability weighting of marginal structural models SN - 0300-5771 ER -