Exclusion criteria
meningitis, respiratory distress, pneumonia
PNEUMONIA, MENINGITIS, BLOODY DIARRHEA, SEVERE SEPSIS, DISEASES
Children with bloody diarrhea, severe diseases (severe sepsis, meningitis, severe pneumonia with respiratory distress requiring intensive care and ancillary support such as oxygen inhalation, oro-pharyngeal suction etc.)The child is in a situation that could interfere with the optimal participation to the study or constitute a particular risk of non-complianceCurrently participating in another clinical trial, andParents refused to give informed written consent