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Al-Saad KA, Siems WF, Hill HH, Zabrouskov V, Knowles NR.Al-Saad KA, et al. Among authors: knowles nr.J Am Soc Mass Spectrom. 2003 Apr;14(4):373-82. doi: 10.1016/S1044-0305(03)00068-0.J Am Soc Mass Spectrom. 2003.PMID: 12686484Free article.
Al-Saad KA, Zabrouskov V, Siems WF, Knowles NR, Hannan RM, Hill HH Jr.Al-Saad KA, et al. Among authors: knowles nr.Rapid Commun Mass Spectrom. 2003;17(1):87-96. doi: 10.1002/rcm.858.Rapid Commun Mass Spectrom. 2003.PMID: 12478559
Zabrouskov V, Al-Saad KA, Siems WF, Hill HH Jr, Knowles NR.Zabrouskov V, et al. Among authors: knowles nr.Rapid Commun Mass Spectrom. 2001;15(12):935-40. doi: 10.1002/rcm.318.Rapid Commun Mass Spectrom. 2001.PMID: 11400199