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Lower respiratory tract illnesses (LRIs) occurring during the first 3 years of life among children enrolled in the Tucson Children's Respiratory Study have been studied for evidence of viral,(More)
Haemophilus influenzae b - Neisseria meningitidis group B outer membrane protein conjugate vaccine (Hib-OMP) was given to 571 children 2-60 months of age. Two doses of Hib-OMP were given, 2 months(More)