Jain, Harshita, et al. “Development and Evaluation of Acyclovir Loaded Chitosan Microspheres and Cross Linked With Glutaraldehyde”. Journal of Drug Delivery and Therapeutics, vol. 11, no. 5, Dec. 2021, pp. 110-4, https://doi.org/10.22270/jddt.v11i5.5123.