LUTHER MICHAEL 301.678 Treatment of chronic critical leg ischaemia - a cost benefit analysis : academic dissertation / by Michael Luther j Fourth Department of Surgery University of Helsinki, Finland and Vaasa Central Hospital Vaasa, Finland. - Helsinki :[The Finnish Surgical Society], 1997. - 142 s. : wykr. ; 26 cm. - (Annales Chirurgiae et Gynaecologiae , ISSN 0355-9521 ;