Brazelton A, Yande S, Pope R, Johnson ML, Musher B, Trivedi MV. Racial and ethnic differences in capecitabine toxicity in patients with gastrointestinal tract cancers. Ann Gastroenterol. 2022 Mar;35(2):182-6. doi: 10.20524/aog.2022.0688.
Urrutia I, Aguirre U, Sunyer J, Plana E, Muniozguren N, Martinez-Moratalla J. Changes in the prevalence of asthma in the Spanish cohort of the European Community Respiratory Health Survey (ECRHS-II). Arch. Bronconeumol. 2007 Aug;43(8):425-30.
Britt (DiBenedetti) DM, Collins FL, Cohen LM. Cigarette smoking and chewing gum use among college students. J Appl Biobehav Res. 2007 Jun 4;4(2):85-90. doi: 10.1111/j.1751-9861.1999.tb00057.x