3955969 rVCSS revised Venous Clinical Severity Score 46 3955970 rVCSS questionnaire, Venous Clinical Severity Score 1 3955967 rVCSS revised clinical severity score 1 3955968 rVCSS revised Venous Clinical Score 1 3955971 rVCSS revised venous severity score 1 3955972 rVCSS revision of the VCSS 1