Sheer R, Schwab P, Essex MN, Cappelleri JC, Reiners A, Bobula J, Pasquale MK. Factors related to the use of topical vs. oral NSAIDs for sprains, strains, and contusions in a senior population: a retrospective analysis of administrative claims data. Drugs Aging. 2018 Oct;35(10):937-50. doi: 10.1007/s40266-018-0585-8