BERGMAN B., BERGQVIST D. and DAHLGREN S. (1975) “The Incidence of Venous Thrombosis in the Lower Limbs Following Elective Gallbladder Surgery: A Study with the 125I-Fibrinogen Test”, Upsala Journal of Medical Sciences, 80(1), pp. 41-45. doi: 10.3109/03009737509178989.