Margulis AV, Houben E, Hallas J, Overbeek JA, Pottegard A, Torp-Pedersen T, Perez-Gutthann S, Arana A. Ophthalmic nepafenac use in the Netherlands and Denmark. Acta Ophthalmol. 2017 Aug;95(5):509-17. doi: 10.1111/aos.13468
Michels KB, Rothman KJ. Update on unethical use of placebos in randomised trials. Bioethics. 2003 Apr;17(2):188-204.
Steenbergen C, Afshari CA, Petranka JG, Collins J, Martin K, Bennett L, Haugen A, Bushel P, Murphy E. Alterations in apoptotic signaling in human idiopathic cardiomyopathic hearts in failure. Am J Physiol Heart Circ Physiol. 2003 Jan 1;284(1):H268-76.