Mourya, Shruti, Ramesh Bodla, Ravikant Taurean, and Akanksha Sharma. 2019. “Simultaneous Estimation of Xanthine Alkaloids (Theophylline, Theobromine and Caffeine) by High-Performance Liquid Chromatography”. International Journal of Drug Regulatory Affairs 7 (2), 35-41. https://doi.org/10.22270/ijdra.v7i2.315.