1. In a placebo-controlled double-blind study Haui31er investigated the efficacy of Hirudoid forte cream with regard to the absorption of haematomas after varicotomy at both legs. 在一安慰剂对照的双盲研究中，Haui31er观察了特强喜疗妥软膏对于双腿静脉曲张术后血肿吸收的疗效。