El-Hussuna, A, Rubio-Perez, I, Millan, M, Pellino, G, Negoi, I, Gallo, G, Shalaby, M, Celentano, V, Green, R, Minaya-Bravo, A, Emile, S, Smart, N J, Maeda, Y, Ivatury, S J, Mackenzie, G, Yalçınkaya, A, Mellenthin, C, N. Dudi-Venkata, N, Davies, J, McNair, A, Pata, F, Gymoese Berthelsen, K, Rivadeneira, D, Spinelli, A, Myrelid, P, Mayol, J, Wexner, S & OpenSourceResearch collaboration 2021, ' Patient-Reported Outcome Measures in Colorectal Surgery : Construction of Core Measures Using Open-Source Research Method ', Surgical Innovation, vol. 28, no. 5, pp. 560-566 . https://doi.org/10.1177/1553350621998871
Lancet (London, England), Vol. 397, no. 10272, p. 387-397 (2021) Lancet, New York : Elsevier, 2021, vol. 397, iss. 10272, p. 387-397 2021, ' Global variation in postoperative mortality and complications after cancer surgery: a multicentre, prospective cohort study in 82 countries ', The Lancet, vol. 397, no. 10272, pp. 387-397 . https://doi.org/10.1016/S0140-6736(21)00001-5 Lancet (London, England)