Layton JB, Hansen MK, Jakobsen CJ, Kshirsagar AV, Andreasen JJ, Hjortdal VE, Rasmussen BS, Simpson RJ, Brookhart MA, Christiansen CF. Statin initiation and acute kidney injury following elective cardiovascular surgery: a population cohort study in Denmark. Eur J Cardiothorac Surg. 2016 Mar;49(3):995-1000. doi: 10.1093/ejcts/ezv246
Mangel AW, Fehnel SE. End points in irritable bowel syndrome. Expert Rev Gastroenterol Hepatol. 2011 Jun 1;5(3):293-5.