Hill NL, Mogle J, Bell TR, Bhargava S, Wion RK, Bhang I. Predicting current and future anxiety symptoms in cognitively intact older adults with memory complaints. Int J Geriatr Psych. 2019 Dec;34(12):1874-82. doi: 10.1002/gps.5204
Lillienberg L, Zock JP, Kromhout H, Plana E, Jarvis D, Toren K. A population-based study on welding exposures at work and respiratory symptoms. Ann Occup Hyg. 2008 Mar;52(2):107-15.