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Zurita Saavedra M, Pérez Alonso A, Pérez Cabrera B, Haro García AM, Ruiz García VM, Mirón Pozo B, Petrone P.Zurita Saavedra M, et al. Among authors: perez cabrera b, perez alonso a.Cir Esp (Engl Ed). 2020 Mar;98(3):143-148. doi: 10.1016/j.ciresp.2019.08.007. Epub 2019 Nov 15.Cir Esp (Engl Ed). 2020.PMID: 31739975English, Spanish.