TY - RPRT TI - Chemically modified polyacrylamide-g-guar gum-based crosslinked anionic microgels as pH-sensitive drug delivery systems: preparation and characterization. AU - K S Soppimath AU - A R Kulkarni AU - T M Aminabhavi PY - 2001 DO - 10.1016/s0168-3659(01)00404-7 UR - https://pubmed.ncbi.nlm.nih.gov/11489320/ ID - 11489320 ER -