WÓJTOWICZ-CHOMICZ, Katarzyna; BORZĘCKI, Andrzej. Problem of nicotine addiction and passive smoking among students of Medical University of Lublin. Polish Journal of Public Health, Lublin, Poland, v. 119, n. 1, p. 64–67, 2009. Disponível em: https://czasopisma.umlub.pl/pjph/article/view/2196. Acesso em: 8 jun. 2025.