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Ahmad H, Umar K, Ali SG, Singh P, Islam SS, Khan HM.Ahmad H, et al. Among authors: umar k.Mikrochim Acta. 2018 May 10;185(6):290. doi: 10.1007/s00604-018-2829-z.Mikrochim Acta. 2018.PMID: 29748777
Ahmad H, Haseen U, Umar K, Ansari MS, Ibrahim MNM.Ahmad H, et al. Among authors: umar k.Mikrochim Acta. 2019 Aug 27;186(9):649. doi: 10.1007/s00604-019-3753-6.Mikrochim Acta. 2019.PMID: 31456042
Yaqoob AA, Ahmad H, Parveen T, Ahmad A, Oves M, Ismail IMI, Qari HA, Umar K, Mohamad Ibrahim MN.Yaqoob AA, et al. Among authors: umar k.Front Chem. 2020 May 19;8:341. doi: 10.3389/fchem.2020.00341. eCollection 2020.Front Chem. 2020.PMID: 32509720Free PMC article.Review.
Ali SG, Jalal M, Ahmad H, Sharma D, Ahmad A, Umar K, Khan HM.Ali SG, et al. Among authors: umar k.Materials (Basel). 2022 Oct 8;15(19):6978. doi: 10.3390/ma15196978.Materials (Basel). 2022.PMID: 36234319Free PMC article.
Ali SG, Jalal M, Ahmad H, Umar K, Ahmad A, Alshammari MB, Khan HM.Ali SG, et al. Among authors: umar k.Molecules. 2022 Dec 8;27(24):8685. doi: 10.3390/molecules27248685.Molecules. 2022.PMID: 36557818Free PMC article.
Vijaya Bhaskar Reddy A, Yusop Z, Jaafar J, Bin Aris A, Abdul Majid Z, Umar K, Talib J.Vijaya Bhaskar Reddy A, et al. Among authors: umar k.J Sep Sci. 2016 Jun;39(12):2276-83. doi: 10.1002/jssc.201600155.J Sep Sci. 2016.PMID: 27095506
Aziz ZAA, Mohd-Nasir H, Ahmad A, Mohd Setapar SH, Peng WL, Chuo SC, Khatoon A, Umar K, Yaqoob AA, Mohamad Ibrahim MN.Aziz ZAA, et al. Among authors: umar k.Front Chem. 2019 Nov 13;7:739. doi: 10.3389/fchem.2019.00739. eCollection 2019.Front Chem. 2019.PMID: 31799232Free PMC article.Review.
Yaqoob AA, Ibrahim MNM, Rafatullah M, Chua YS, Ahmad A, Umar K.Yaqoob AA, et al. Among authors: umar k.Materials (Basel). 2020 May 1;13(9):2078. doi: 10.3390/ma13092078.Materials (Basel). 2020.PMID: 32369902Free PMC article.Review.