Ashraf M, Rageh A, Gilbert M, Tolls D, Fleming A, Souka A, El-Baha S, Cavallerano JD, Sun JK, Aiello LP, Silva PS. Factors affecting predominantly peripheral lesion identification and grading. Transl Vis Sce Techn. 2021 Jun 1;10(7):6. doi: 10.1167/tvst.10.7.6
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.