@article{nagendra_pai_singh_2014,  title={Design and optimization of novel <i>in
						situ</i> gel of mercaptopurine for sustained drug
					delivery},  volume={50},  ISSN={1984-8250},  url={https://doi.org/10.1590/S1984-82502011000100011},  DOI={10.1590/S1984-82502011000100011},  number={1},  journal={Brazilian Journal of Pharmaceutical Sciences},  publisher={Universidade de São Paulo, Faculdade de Ciências Farmacêuticas},  author={Nagendra, R. and Pai, Roopa S. and Singh, Gurinder},  year={2014},  month={Jan},  pages={107–119} }