Boddupalli, Bindu, Ramalingam Ramani, and Bhrugun Anisetti. “Development and Optimization of Etoposide Loaded Nanoparticles by Using DoE Response Surface Central Composite Design”. International Journal of Bio-Pharma Research 8, no. 4 (April 1, 2019): 2531-2540. Accessed April 23, 2019. https://www.ijbpr.net/index.php/ijbpr/article/view/119.