Recruiting Percutaneous Electrocoagulation Versus Sclerosing Foam for Patients With Incompetent Perforating Veins NCT04686097 Conditions Cardiovascular Diseases, Incompetent Perforating Veins, Leg Ulcer, +6 more Locations Anhui Provincial Hospital — Hefei, Anhui, China Yantai Yuhuangding Hospital — Yantai, Shandong, China Zhongshan Hospital affiliated to Fudan University — Shanghai, Shanghai Municipality, China Sir Run Run Shaw Hospital — Hangzhou, Zhejiang, China View more locations Show fewer locations Loading locations... View Trial Details