Gnananjali Battu; Swathi Gadiraju; Hema Pepakayala; Lakshmi Mounika Pidaparthy; Aruna Devi Mantena; Peddinti Vasu; Ashok Thulluru. Swellable Hydrogels for Controlled Drug Delivery: An Updated Review. j.p.t.l 2023, 1, 1-8.