International multicentre observational study to evaluate the association between perioperative red blood cell transfusions and 1-year mortality after major cancer surgery (ARCA-1) : Study design, statistical analysis plan and study protocol

Cata, J, Ramirez, M, Forget, P, Chen, L L, Diaz-Cambronero, O, Chen, W, Warner, M A, Couchonal, A K, Pelosi, P, Cuellar, L, Corrales, G, Romero, C, Lobo, F, Saager, L, Castro Tapia, J, Kiberenge, R, Feng, L & Neto, A S 2021, 'International multicentre observational study to evaluate the association between perioperative red blood cell transfusions and 1-year mortality after major cancer surgery (ARCA-1) : Study design, statistical analysis plan and study protocol', BMJ Open, vol. 11, no. 3, e043453. https://doi.org/10.1136/bmjopen-2020-043453