Doppler Ultrasound Examination of Multiple Sclerosis Patients and Control Participants: Inter-observer Agreement and Association with Disease. Laukontaus SJ, Kagayama T, Lepäntalo M, Atula S, Färkkilä M, Albäck A, Inoue Y, Tienari P, Venermo M Eur J Vasc Endovasc Surg. 2013 Aug 3. PMID: 23920002. Abstract CommentRecommendBookmarkWatch