Betancourt T, Pardo J, Soo K, Peppas NA. Characterization of pH‐responsive hydrogels of poly(itaconic acid‐g‐ethylene glycol) prepared by UV‐initiated free radical polymerization as biomaterials for oral delivery of bioactive agents. J Biomedical Materials Res. 2009 Jun 17;93A(1):175–88. doi: 10.1002/jbm.a.32510.
Characterization of pH‐responsive hydrogels of poly(itaconic acid‐g‐ethylene glycol) prepared by UV‐initiated free radical polymerization as biomaterials for oral delivery of bioactive agents