TY - JOUR DP - http://iris.who.int/ DB - WHO IRIS EP - 342 AU - World Health Organization LA - en LA - fr UR - https://iris.who.int/handle/10665/225141 JF - Weekly Epidemiological Record = Relevé épidémiologique hebdomadaire DA - 1984 PY - 1984 IS - 44 SP - 341 TI - EXPANDED PROGRAMME ON IMMUNIZATION (EPI) = PROGRAMME ÉLARGI DE VACCINATION (PEV) VL - 59 ER -