Tagar, H. M. R. .; Iltaf, M. .; Fatima, H. .; Zuberi, N. A. .; Kehar, S. I. . Total Sialic Acid (TSA) Level As a Tumor Marker in the Diagnosis of Oral Cancer. J. Bahria Univ. Med. Dent. Coll. 2015, 5, 109-112.