Yopp JM, Deal AM, Nakamura ZM, Park EM, Edwards T, Wilson DR, Biesecker B, Rosenstein DL. Psychological and parental functioning of widowed fathers: the first two years. J Fam Psychol. 2019 Aug;33(5):565-74. doi: 10.1037/fam0000528
Le Moine JG, Fiestas Navarrete L, Katumba K, Launois R. Psychometric validation of the 14 items chronic venous insufficiency quality of life questionnaire (CIVIQ-14): confirmatory factor analysis. Eur J Vasc Endovasc Surg. 2016 Feb;51(2):268-74. doi: 10.1016/j.ejvs.2015.08.020.
Whittington D, Sur D, Cook J, Chatterjee S, Maskery B, Lahiri M, Poulos C, Boral S, Nyamete A, Deen J, Ochiai L, Bhattacharya SK. Rethinking cholera and typhoid vaccination policies for the poor: private demand in Kolkata, India. World Dev. 2009 Feb 1;37(2):399-409.
Parsley (Edwards) TL. Review of the phantom respondents: opinion surveys and political representation. J Off Stat. 1994;10(3):351-5.