The impact of a national impregnated bed net programme on the outcome of pregnancy in primigravidae in the Gambia

anaemia anemia anemie anopheles gambiae bebes birth weight chemical control control de enfermedades disease control enfermedades humanas epidemiologia epidemiologie epidemiology femme gambia gambie genre humain gestation human diseases infants insecticidas insecticide insecticides lutte chimique maladie de l'homme malaria mankind mujeres peso al nacimiento plasmodium falciparum pregnancy prematurity prematuro pueblos synthetic pyrethrins vecteur de maladie vectores vectors village villages women