An assessment of the quality of data on age at first union, first birth, and first sexual intercourse for phase II of the demographic and health surveys program - Gage, Anastasia J. (Calverton, Maryland : Macro International Inc., 1995)
Keywords: MATRIMONIO -- ASPECTOS SOCIALES -- ESTADISTICAS; NACIMIENTO -- ASPECTOS SOCIALES; DINAMICA DE LA POBLACION -- AMERICA LATINA; DINAMICA DE LA POBLACION -- AFRICA; DINAMICA DE LA POBLACION -- ASIA; ESTADISTICA VITAL