Chrissian AA, De Silva S, Quan M, Wiltchik E, Patel P, Furukawa B, Rogstad D, Rockwood N, Ho E, Cheek G. Utility of multimodal sampling and testing during advanced bronchoscopy for diagnosing atypical respiratory infections in a Coccidioides-endemic region. J Thorac Dis. 2023 Sep 1;15(9). doi: 10.21037/jtd-23-83
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