title: Fertility in Italy and Spain: the lowest in the world.
authors.affiliation: Departmento de Banco de Datos, Centro de Investigaciones Sociológicas, Madrid.
authors.forename: M D
authors.initials: MD
authors.lastname: Pérez
authors.forename: M
authors.initials: M
authors.lastname: Livi-Bacci
mesh_terms: D000328:Adult; D001723:Birth Rate / Q000639:trends*; D015331:Cohort Studies; D003431:Cross-Cultural Comparison; D005191:Family Characteristics; D005260:Female; D006801:Humans; D007231:Infant, Newborn; D007558:Italy / Q000453:epidemiology; D008423:Maternal Age; D013030:Spain / Q000453:epidemiology