title: [Current «limit of viability»].
authors: Servicio de Neonatología, Instituto de Investigación Biomédica, Hospital General Universitario Gregorio Marañón, Madrid, España. Electronic address: msluna@salud.madrid.org.
authors: M
authors: M
authors: Sánchez Luna
mesh_terms: D006801:Humans; D062071:Infant, Extremely Premature; D007231:Infant, Newborn; D015996:Survival Rate