Kakale, S. B., Maaji, S. M. and Aliyu, S. A. (2016) “Lower extremities Duplex-Doppler ultrasonography for the detection of suspected deep venous thrombosis: A preliminary report from Sokoto”, Asian Journal of Medical Sciences, 7(6), pp. 53–57. doi: 10.3126/ajms.v7i6.14489.