RecruitingClinical trialClinical Trial Evaluating an Amnion Membrane Allograft Intended for Use in the Management of Non- Healing Venous Leg Ulcers Versus Standard Of Care AloneThe main purpose of this research study is to compare the proportion of wound closure in subjects that receive E-GRAFT™ with SOC versus FIBRACOL™ with SOC. Other research purposes include the following: * Rate of wound closure * Change in ulcer size over 12 weeks * Any adverse events or reactions (side effects) * Change in pain levels * Occurrence of infection