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Kumar A, Dutta RK.Kumar A, et al. Among authors: dutta rk.Anal Sci. 2017;33(5):565-571. doi: 10.2116/analsci.33.565.Anal Sci. 2017.PMID: 28496059Free article.
Jal PK, Dutta RK, Sudarshan M, Saha A, Bhattacharyya SN, Chintalapudi SN, K Mishra B.Jal PK, et al. Among authors: dutta rk.Talanta. 2001 Aug 30;55(2):233-40. doi: 10.1016/s0039-9140(00)00678-0.Talanta. 2001.PMID: 18968365