Mahmud, S., Akter, S., Jahan, I., Khan, S., Khaleque, A., & Islam, S. (2015). Comparative analyses of stevioside between fresh leaves and in-vitro derived callus tissue from Stevia rebaudiana Bert. using HPLC. Bangladesh Journal of Scientific and Industrial Research, 49(4), 199–204. https://doi.org/10.3329/bjsir.v49i4.22621