[The present situation regarding perinatal mortality].
Avalos Triana
O G
OG
D003710:Demography; D005313:Fetal Death; D007226:Infant Mortality; D009026:Mortality; D011153:Population; D011157:Population Dynamics
Demographic Factors; Fetal Death--changes; Infant Mortality--changes; Mortality; Population; Population Dynamics; World