Citation	Primary Reason for Exclusion
Gohel MS, Heatley F, Liu X, et al. A randomized trial of early endovenous ablation in venous ulceration. N Engl J Med. 2018;378(22):2105–2114. doi:10.1056/NEJMoa1801214	Not comparison of interest
Kolluri R, Gibson K, Cher D, Madsen M, Weiss R, Morrison N. Roll-in phase analysis of clinical study of cyanoacrylate closure for incompetent great saphenous veins. J Vasc Surg Venous Lymphat Disord. 2016;4(4):407–415. doi:10.1016/j.jvsv.2016.06.017	Not comparison of interest
Tang TY, Yap CJQ, Chan SL, et al. Early results (3 months) of an Asian prospective multicenter VenaSeal real-world postmarket evaluation to investigate the efficacy and safety of cyanoacrylate endovenous ablation for varicose veins. J Vasc Surg Venous Lymphatic Disord. 2020; no pagination. doi:10.1016/j.jvsv.2020.03.020	Noncomparative study