847. Viruses are estimated to cause 60-90% of pediatric pneumonias except in what age group? / When is the heptavalent pneumococcal conjugate vaccine given? / Aspiration pneumonia: microbiology, distribution, RFs, Rx / Pneumonia RFs

847. Viruses are estimated to cause 60-90% of pediatric pneumonias except in what age group? / When is the heptavalent pneumococcal conjugate vaccine given? / Aspiration pneumonia: microbiology, distribution, RFs, Rx / Pneumonia RFs