Stegher S, Occhiuto MT, Mazzaccaro DP, Righini PC, Modafferi A, Malacrida G, et al. Appropriateness of Duplex ultrasound assessment on venous system of the legs: a two-month preliminary analysis. Ann Ital Chir [Internet]. 2017 Jan. 1 [cited 2024 May 7];88(1):1-6. Available from: https://annaliitalianidichirurgia.it/index.php/aic/article/view/96