“Effect of grinding on in vitro fl oating behaviour of effervescent matrix tablets of ciprofl oxacin hydrochloride: Negative impact on initial buoyancy”, Journal of Pharmaceutical Negative Results, vol. 2, no. 1, pp. 8–13, Jan. 2011, Accessed: Jun. 19, 2026. [Online]. Available: https://pnrjournal.com/index.php/home/article/view/20