Increased risk of primary invasive Haemophilus influenzae type B disease in twins.
Takala
A K
AK
National Public Health Institute, Helsinki, Finland.
Rönnberg
P R
PR
Kela
E
E
Eskola
J
J
Mäkelä
M
M
D002353:Carrier State / Q000453:epidemiology*; D002648:Child; D002675:Child, Preschool; D004200:Diseases in Twins / Q000453:epidemiology*; D005260:Female; D005387:Finland / Q000453:epidemiology; D006192:Haemophilus Infections / Q000453:epidemiology*; D006193:Haemophilus influenzae / Q000302:isolation & purification; D006801:Humans; D007223:Infant; D008297:Male; D009305:Nasopharynx / Q000382:microbiology; D012307:Risk Factors