@article{sohail_khan_shahzad_hussain_ranjha_2014, title={pH-sensitive polyvinylpyrrolidone-acrylic acid hydrogels: Impact of material parameters on swelling and drug release}, volume={50}, ISSN={1984-8250}, url={https://doi.org/10.1590/S1984-82502011000100018}, DOI={10.1590/S1984-82502011000100018}, number={1}, journal={Brazilian Journal of Pharmaceutical Sciences}, publisher={Universidade de São Paulo, Faculdade de Ciências Farmacêuticas}, author={Sohail, Kashif and Khan, Ikram Ullah and Shahzad, Yasser and Hussain, Talib and Ranjha, Nazar Muhammad}, year={2014}, month={Jan}, pages={173–184} }