Luckraz H, Manga N, Senanayake EL, Abdelaziz M, Gopal S, Charman SC, Giri R, Oppong R, Andronis L. Cost of treating ventilator-associated pneumonia post cardiac surgery in the National Health Service: results from a propensity-matched cohort study. J Intensive Care Soc. 2018 May;19(2):94-100. doi: 10.1177/1751143717740804
Mirabelli MC, Zock JP, Bircher AJ, Jarvis D, Keidel D, Kromhout H, Norbäck D, Olivieri M, Plana E. Metalworking exposures and persistent skin symptoms in the ECRHS II and SAPALDIA 2 cohorts. Contact Dermatitis. 2009 May;60(5):256-63.
Derby CA, Araujo AB, Johannes CB, Feldman HA, McKinlay JB. Measurement of erectile dysfunction in population-based studies: the use of a single question self-assessment in the Massachusetts Male Aging Study. Int J Impot Res. 2000 Aug 1;12(4):197-204.