Harun-Or-Rashid, et al. “Design and Formulation of Once Daily Naproxen SustainedRelease Tablet Matrix from Methocel K 15M CR and Methocel K 100M CR: Formulation of Naproxen SR Tablet Matrix”. Iranian Journal of Pharmaceutical Sciences, vol. 5, no. 4, Oct. 2009, pp. 215-24, doi:10.22037/ijps.v5.41225.