An official website of the United States government
The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before
sharing sensitive information, make sure you’re on a federal
government site.
The site is secure.
The https:// ensures that you are connecting to the
official website and that any information you provide is encrypted
and transmitted securely.
Barreiro F, Seco JL, De la Marina JR, Mateo A, López López L.Barreiro F, et al. Among authors: seco jl.Rev Esp Enferm Apar Dig. 1972 May 15;37(4):485-504.Rev Esp Enferm Apar Dig. 1972.PMID: 4338604Spanish.No abstract available.
Barreiro Alvarez F, Alvarez de la Marina JR, Mateo Martínez A, López López L, Seco J.Barreiro Alvarez F, et al.Rev Esp Enferm Apar Dig. 1972 May 1;37(3):281-300.Rev Esp Enferm Apar Dig. 1972.PMID: 4337987Spanish.No abstract available.