1. Chronic ulceration of the leg: extent of the problem and provision of care;MJ, I.Callam; CV, Ruckley; DR, Harper; JJ, Dale,1985
2. Leg ulcers: epidemiology and aetiology;Corwall, J.V.; Dore, C.J.; Lewis, J.I.D.;Br] Surg,1986
3. The operative treatment of varicose veins and ulcers, based on a classification of these lesions;Homans, J.;Surg Gvnaecol Obstet
4. Venous pressure in the saphenous system in normal, varicose and post-phlebitic extremities;Warren, R.; White, E.A.; Belcher, C.B.;Surgern,1949
5. The cause of venous ulceration;Browse, N.L.; Burnand, K.G.;Lancet,1982