Soskolne CL, Jhangri GS, Pagano G, Botte G, Di Cintio P, Cardarelli - Acid Study Group P. Using established occupational respiratory cancer risk factors for assessing the internal validity in an unmatched case-control study in the Campania Region of Italy, 1988-1990. Eur J Oncol Env Hea [Internet]. 2017 Jan. 10 [cited 2025 Feb. 23];12(1):23-9. Available from: https://mattioli1885journals.com/index.php/EJOEH/article/view/4958