Halsey, N <br/><br/>
The efficacy of DPT and oral poliomyelitis immunization schedules initiated from birth to 12 weeks of age.  [electronic resource] 

 -  Bulletin of the World Health Organization  1985 
 - 1151-69 p.  digital 
<br/><br/> Publication Type: Comparative Study; Journal Article; Review 
<br/><br/><label>ISSN: </label>0042-9686 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Age Factors<br/>Antibodies, Viral--analysis<br/>Diphtheria Toxoid--administration & dosage<br/>Diphtheria-Tetanus-Pertussis Vaccine<br/>Drug Combinations--administration & dosage<br/>Evaluation Studies as Topic<br/>Humans<br/>Immunization Schedule<br/>Immunization, Passive<br/>Infant<br/>Infant, Newborn<br/>Pertussis Vaccine--administration & dosage<br/>Poliovirus Vaccine, Oral--administration & dosage<br/>Tetanus Toxoid--administration & dosage