Quantification of glutamine in dried blood spots and plasma by tandem mass spectrometry for the biochemical diagnosis and monitoring of ornithine transcarbamylase deficiency

Trinh, M. U., Blake, J., Harrison, J. R., Gerace, R., Ranieri, E., Fletcher, J. M., & Johnson, D. W. (2003). Quantification of glutamine in dried blood spots and plasma by tandem mass spectrometry for the biochemical diagnosis and monitoring of ornithine transcarbamylase deficiency. Clinical Chemistry, 49(4), 681–684. https://doi.org/10.1373/49.4.681