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
Navarro P, Ascaso C, Garcia-Esteve L, Aguado J, Torres A, Martín-Santos R. Postnatal psychiatric morbidity: a validation study of the GHQ-12 and the EPDS as screening tools. General Hospital Psychiatry. 2007 Jan;29(1):1-7.