Ferrer P, Sabate M, Ballarin E, Fortuny J, Rottenkolber M, Schmiedl S, Laporte JR, Ibanez L. Sales of macrolides, lincosamides, streptogramins, and amoxicillin/clavulanate in the in- and outpatient setting in 10 European countries, 2007-2010. Springerplus. 2015 Oct 15;4:612. doi: 10.1186/s40064
Brubaker L, Richter HE, Barber MD, Hsu Y, Rahn DD, Menefee S, Visco A, Spino C, Martin S, Meikle SF. Pelvic floor disorders clinical trials: participant recruitment and retention. Int Urogynecol J. 2013 Jan 1;24(1):73-9.