Combined effect of tobacco smoking and alcohol drinking in the risk of head and neck cancers: a re-analysis of case-control studies using bi-dimensional spline models

Dal Maso L, Torelli N, Biancotto E, Di Maso M, Gini A, Franchin G, Levi F, La Vecchia C, Serraino D, Polesel J. Combined effect of tobacco smoking and alcohol drinking in the risk of head and neck cancers: a re-analysis of case-control studies using bi-dimensional spline models. Eur J Epidemiol. 2016; 31(4): 385-93.