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Ibrahim AA, Ahmad R, Umar A, Al-Assiri MS, Al-Salami AE, Kumar R, Ansari SG, Baskoutas S.Ibrahim AA, et al. Among authors: umar a.Biosens Bioelectron. 2017 Dec 15;98:254-260. doi: 10.1016/j.bios.2017.06.015. Epub 2017 Jun 15.Biosens Bioelectron. 2017.PMID: 28689111
Umar A, Rahman MM, Kim SH, Hahn YB.Umar A, et al.J Nanosci Nanotechnol. 2008 Jun;8(6):3216-21. doi: 10.1166/jnn.2008.116.J Nanosci Nanotechnol. 2008.PMID: 18681071
Umar A, Rahman MM, Al-Hajry A, Hahn YB.Umar A, et al.Talanta. 2009 Apr 15;78(1):284-9. doi: 10.1016/j.talanta.2008.11.018. Epub 2008 Nov 25.Talanta. 2009.PMID: 19174239
Umar A, Abaker M, Faisal M, Hwang SW, Baskoutas S, Al-Sayari SA.Umar A, et al.J Nanosci Nanotechnol. 2011 Apr;11(4):3474-80. doi: 10.1166/jnn.2011.4148.J Nanosci Nanotechnol. 2011.PMID: 21776726
Dar GN, Umar A, Zaidi SA, Baskoutas S, Hwang SW, Abaker M, Al-Hajry A, Al-Sayari SA.Dar GN, et al. Among authors: umar a.Talanta. 2012 Jan 30;89:155-61. doi: 10.1016/j.talanta.2011.12.006. Epub 2011 Dec 8.Talanta. 2012.PMID: 22284474
Ibrahim AA, Dar GN, Zaidi SA, Umar A, Abaker M, Bouzid H, Baskoutas S.Ibrahim AA, et al. Among authors: umar a.Talanta. 2012 May 15;93:257-63. doi: 10.1016/j.talanta.2012.02.030. Epub 2012 Feb 22.Talanta. 2012.PMID: 22483908
Ansari SG, Bhayana L, Umar A, Al-Hajry A, Al-Deyab SS, Ansari ZA.Ansari SG, et al. Among authors: umar a.J Nanosci Nanotechnol. 2012 Oct;12(10):7860-8. doi: 10.1166/jnn.2012.6642.J Nanosci Nanotechnol. 2012.PMID: 23421149
Khayyat SA, Abaker M, Umar A, Alkattan MO, Alharbi ND, Baskoutas S.Khayyat SA, et al. Among authors: umar a.J Nanosci Nanotechnol. 2012 Nov;12(11):8453-8. doi: 10.1166/jnn.2012.6801.J Nanosci Nanotechnol. 2012.PMID: 23421230
Umar A, Akhtar MS, Dar GN, Abaker M, Al-Hajry A, Baskoutas S.Umar A, et al.Talanta. 2013 Sep 30;114:183-90. doi: 10.1016/j.talanta.2013.03.050. Epub 2013 Mar 28.Talanta. 2013.PMID: 23953459