Habbema, L, K De Boulle, GA Roders, and DH. Katz. 1996. “N-Docosanol 10% Cream in the Treatment of Recurrent Herpes Labialis: A Randomised, Double-Blind, Placebo-Controlled Study”. Acta Dermato-Venereologica 76 (6):479-81. https://doi.org/10.2340/0001555576479481.