M. Dj, C. Kr, and B. N, “RAPID IN VITRO CALLOGENESIS AND PHYTOCHEMICAL SCREENING OF LEAF, STEM AND LEAF CALLUS OF MUSSAENDA FRONDOSA LINN. - A MEDICINAL PLANT”., Asian J Pharm Clin Res, vol. 10, no. 6, pp. 81–86, Jun. 2017.