title: [Evolution of perinatal mortality in 4 maternal health centers in the Walloon region from 1977 to 1982].
mesh_terms: D001530:Belgium; D001724:Birth Weight; D005260:Female; D005313:Fetal Death; D006801:Humans; D007226:Infant Mortality; D007230:Infant, Low Birth Weight; D007231:Infant, Newborn; D011247:Pregnancy; D013223:Statistics as Topic
vernacular_title: Evolution de la mortalité périnatale dans quatre maternités de la région wallonne de 1977 à 1982.