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High performance liquid chromatographic method optimized by Box-Behnken design model to determine caffeine in pharmaceutical preparations and urine samples.
Najmul Hejaz Azmi S, Aqib Nasir Al Rawahi W, Ibrahim Al Yahyai A, Ali Al Qasimi A, Saif Al Fuliti K, Said Al Qalhati O, Rahman N, Uddin Ahmed Q. Najmul Hejaz Azmi S, et al. Among authors: uddin ahmed q. J Chromatogr B Analyt Technol Biomed Life Sci. 2024 Feb 15;1234:124035. doi: 10.1016/j.jchromb.2024.124035. Epub 2024 Feb 1. J Chromatogr B Analyt Technol Biomed Life Sci. 2024. PMID: 38309045