Nilsson S., Eriksson U., Johansson J., Kaijser L., Lassvik C., Mölgaard J., Olsson A.G. and Walldius G. 1998. The Ability of Non-invasive Physiological Tests to Detect Arterial Occlusions in the Lower Extremity: An ROC study with particular regard to recruitment of patients for clinical trials. Upsala Journal of Medical Sciences. 103, 1 (Dec. 1998), 61-76. DOI:https://doi.org/10.3109/03009739809178945.