Sarda SP, Heyes A, Bektas M, Thankur T, Chao W, Intorcia M, Wronski S, Jones DL. Humanistic and economic burden of geographic atrophy: a systematic literature review. Clin Opththa. 2021 Dec 8;2021(15):4629-44.
Edwards TP, Yopp JM, Park EM, Deal A, Biesecker BB, Rosenstein DL. Widowed parenting self-efficacy scale: a new measure. Death Stud. 2018 Apr;42(4):247-53. doi: 10.1080/07481187.2017.1339743
Michels KB, Rothman KJ. Update on unethical use of placebos in randomised trials. Bioethics. 2003 Apr;17(2):188-204.