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Sánchez-Alonzo K, Parra-Sepúlveda C, Vergara L, Bernasconi H, García-Cancino A.Sánchez-Alonzo K, et al. Among authors: parra sepulveda c.Rev Assoc Med Bras (1992). 2020 Nov;66(11):1509-1514. doi: 10.1590/1806-9282.66.11.1509.Rev Assoc Med Bras (1992). 2020.PMID: 33295401Free article.