[1] Univ Dundee, Sch Med, Mol & Clin Med, ESVM Guideline Comm, Dundee DD1 9SY, Scotland
[2] Asklepios Clin St Georg Hamburg, Clin & Intervent Angiol, Hamburg, Germany
[3] Cantonal Hosp Grisons, Clin & Intervent Angiol, Loestr 170, CH-7000 Chur, Switzerland
[4] Univ Med Ctr Ljubljana, Dept Vasc Dis, Zaloska Cesta 7, Ljubljana, Slovenia
[5] Med Univ, Div Angiol, Graz, Austria
[6] Grenoble Univ Hosp, F-38043 Grenoble, France
[7] Lviv Hosp, Dept Vasc Surg, Clin Div Angiol, Cedrus Vein & Vasc Clin, Nekrasova 5-A St, UA-79010 Lvov, Ukraine
[8] St Jamess Hosp & Trinity Coll, Dept Vasc & Endovasc Surg, Dublin, Ireland
[9] Univ Athens Sotiria, Gen Hosp, Vasc Unit, Internal Med Dept 3, Aisopou 10 Maroussi Athens, Athens 15122, Greece
[10] Lund Univ, Skane Univ Hosp, Dept Vasc Dis, S-20502 Malmo, Sweden
[11] Univ Surrey, Fac Hlth & Med Sci, Guildford, Surrey, England
[12] Surrey & Sussex Healthcare NHS Trust, Redhill, Surrey, England
[13] Natl Inst Heart & Vasc Dis, Krasnou Horkou 1, Bratislava 83348, Slovakia
[14] Bur MP18 07 718, Ch Mt Paisible 18, CH-1011 Lausanne, Switzerland
[15] Iuliu Hatieganu Univ Med & Pharm, Med Clin 1, 3 5 Clinicilor Str, Cluj Napoca 400006, Romania
[16] Flor Ferenc Teaching Hosp, Vasc Ctr, Dept Internal Med, Semmelweis Ter 1, H-2143 Kistarcsa, Hungary
[17] Univ Med Ctr Ljubljana, Zaloska C 7, Ljubljana 1000, Slovenia
[18] Univ Montpellier, Ctr Reference Malad Vasc Rares, EA2992, Dept Med Vasc, Montpellier, France
[19] Inst Clin & Expt Med, Prague, Czech Republic
[20] Med Univ Silesia, Dept Internal Dis Angiol & Phys Med, Batorego 15 St, PL-41902 Bytom, Poland
[21] Clin Ctr Serbia, Clin Vasc & Endovasc Surg, Belgrade, Serbia
[22] Azienda ULSS 2, Angiol Unit, Veneto, TV, Italy
[23] Clin Univ Bruxelles, Serv Pathol Vasc, Route Lennik 808, B-1070 Brussels, Belgium
[24] Charles Univ Prague, Univ Hosp Kralovske Vinohrady, Cardioctr, Sch Med 3, Prague, Czech Republic
[25] St Jamess Hosp & Trinity Coll, Dublin, Ireland
[26] Univ Florence, Dept Vasc Surg, Florence, Italy
[27] Univ Dundee, Sch Med, Mol & Clin Med, Dundee DD1 9SY, Scotland
[28] Danderyd Hosp, Karolinska Inst, Dept Clin Sci, Div Cardiovasc Med, SE-18288 Stockholm, Sweden
[29] Danderyd Hosp, Dept Cardiol, SE-18288 Stockholm, Sweden
[30] Cardiovasc Practice, Lindenweg 1, D-76225 Ettlingen, Germany
[31] Max Grundig Hosp, Buhlerhohe, Germany
[32] Achima Care Ekeby Vardcent, Storgatan 46, S-26776 Ekeby, Sweden
[33] Univ Rennes 1, CHU Rennes, INSERM CIC 1414, Unite Med Vasc, Rennes, France
[34] Azienda Osped Univ Padova, UOC Angiol, Via Giustiniani 2, I-35100 Padua, Italy
[35] Hop Albert Michallon, CHU Grenoble Site Nord, Blvd Chantourne,CS10217, F-38043 Grenoble 9, France
[36] Med Univ Lublin, Publ Hosp 1, Dept Vasc Surg & Angiol, Staszica 16 St, PL-20081 Lublin, Poland
[37] Geneva Univ Hosp, Dept Med Specialties, Div Angiol & Hemostasis, 4 Rue Gabrielle Perret Gentil, CH-1211 Geneva 14, Switzerland
[38] Fac Med, 4 Rue Gabrielle Perret Gentil, CH-1211 Geneva 14, Switzerland
[39] Med Univ Vienna, Dept Med 2, Div Angiol, Waehringer Gurtel 18-20, A-1090 Vienna, Austria