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Urinary ammonium: Paediatric reference values.
Cardo L, Gil-Peña H, Álvarez FV, Santos F. Cardo L, et al. Among authors: alvarez fv. Acta Paediatr. 2021 Feb;110(2):659-660. doi: 10.1111/apa.15544. Epub 2020 Sep 28. Acta Paediatr. 2021. PMID: 32810883 No abstract available.
Performance of plasma free metanephrines in diagnosis of pheochromocytomas and paragangliomas in the population of Asturias.
Martínez-Morillo E, Valdés Gallego N, Eguia Ángeles E, Fernández Fernández JC, Prieto García B, Álvarez FV. Martínez-Morillo E, et al. Among authors: alvarez fv. Endocrinol Diabetes Nutr (Engl Ed). 2019 May;66(5):312-319. doi: 10.1016/j.endinu.2018.08.009. Epub 2018 Nov 1. Endocrinol Diabetes Nutr (Engl Ed). 2019. PMID: 30391255 English, Spanish.
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