Ma, S; Turino, G. M.; Lin, Y. Y. Quantitation of desmosine and isodesmosine in urine, plasma, and sputum by LC-MS/MS as biomarkers for elastin degradation. Journal of Chromatography B. 2011, 879 (21): 1893–8. PMID 21621489. doi:10.1016/j.jchromb.2011.05.011.
Ma, S; Turino, G. M.; Lin, Y. Y. Quantitation of desmosine and isodesmosine in urine, plasma, and sputum by LC-MS/MS as biomarkers for elastin degradation. Journal of Chromatography B. 2011, 879 (21): 1893–8. PMID 21621489. doi:10.1016/j.jchromb.2011.05.011.