Khan, S. et al. 2007. Effects of Weak and Strong Cation Exchange Resins on MoistureUptake Behaviorof Ranitidine Hydrochloride: Effect of resins on hygroscopicity of ranitidine. Iranian Journal of Pharmaceutical Sciences. 3, 1 (Jan. 2007), 31–36. DOI:https://doi.org/10.22037/ijps.v3.40336.