D. Ghosh, R. Sannigrahi, S. K. Basu, and P. Basu, “SYNCHRONOUS SQUAMOUS CELL CARCINOMA OF EXTERNAL ACOUSTIC MEATUS FOLLOWING PIGMENTED BASAL CELL CARCINOMA OF CHEEK -A RARE OCCURRENCE”, BJOHNS, vol. 23, no. 3, pp. 123-128, Dec. 2015.