Fillastre, C Clinical trial of concentrated inactivated polio vaccine in a simplified immunization program. [electronic resource] - Developments in biological standardization 1981 - 207-13 p. digital Publication Type: Clinical Trial; Comparative Study; Controlled Clinical Trial; Journal Article ISSN: 0301-5149 Subjects--Topical Terms: Clinical Trials as TopicCote d'IvoireDiphtheria Toxoid--administration & dosageHumansImmunizationInfantPertussis Vaccine--administration & dosagePoliomyelitis--prevention & controlPoliovirus Vaccine, Inactivated--administration & dosagePoliovirus Vaccine, Oral--administration & dosageTetanus Toxoid--administration & dosageVaccines, Attenuated