Studies on diphtheria. VI. The effect of diphtheria immunization of newborn prematures.
D004165:Diphtheria; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D007234:Infant, Premature; D019102:Infant, Very Low Birth Weight; D014611:Vaccination
DIPHTHERIA; INFANT, PREMATURE