Raghunathan K, Layton JB, Ohnuma T, Shaw AD. Observational research using propensity scores. Adv Chronic Kidney Dis. 2016 Nov;23(6):367-72. doi: 10.1053/j.ackd.2016.11.010
Schmidt M, Christiansen CF, Mehnert F, Rothman KJ, Sorensen HT. Non-steroidal anti-inflammatory drug use and risk of atrial fibrillation or flutter: population based case-control study. Br Med J. 2011 Jul 4;343:d3450. doi: 10.1136/bmj.d3450
Coombs J, McBurney C, Gondek K, Copley-Merriman C. Evidence of patient reported outcomes in labeling for oncology products: evaluation of United States and European labels. Mapi Quality of Life Newsletter. 2002 Oct;29:1-3.
Shah S, Sesti AM, Chopra T, McLaughlin-Miley C, Copley-Merriman K. Quality of life terminology documented in package inserts. Mapi Quality of Life Newsletter. 2001 Jul;27:1-3.