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Table representation of search results timeline featuring number of search results per year.

Year Number of Results
1973 1
2007 1
2008 1
2009 1
2011 1
2014 2
2015 1
2017 1
2024 0

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Page 1
Development and validation of two methods based on high-performance liquid chromatography-tandem mass spectrometry for determining 1,2-benzopyrone, dihydrocoumarin, o-coumaric acid, syringaldehyde and kaurenoic acid in guaco extracts and pharmaceutical preparations.
Gasparetto JC, de Francisco TM, Campos FR, Pontarolo R. Gasparetto JC, et al. Among authors: de francisco tm. J Sep Sci. 2011 Apr;34(7):740-8. doi: 10.1002/jssc.201000792. Epub 2011 Mar 4. J Sep Sci. 2011. PMID: 21374810
[Total gastrectomy and malabsorption. Experience in 12 cases].
Escartín Marín P, García Plaza A, Milicua Salamero JM, De Francisco T, Rodríguez Alvarez JL, Fresneda V. Escartín Marín P, et al. Among authors: de francisco t. Rev Clin Esp. 1973 Mar 31;128(6):497-500. Rev Clin Esp. 1973. PMID: 4700150 Spanish. No abstract available.