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
Hersey JC, Wohlgenant KC, Arsenault J, Kosa KM, Muth MK. Effects of front-of-package and shelf nutrition labeling systems on consumers. Nutr Rev. 2013 Jan;71(1):1-14. doi: 10.1111/nure.12000