3776
In excellent cases , mean effective dosages were 0 . 086 + / - 0 . 021 mg / kg / day in infants and 0 . 057 + / - 0 . 022 mg / kg / day in schoolchildren , this difference was statistically significant ( p less than 0 . 005 ) .
 None
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
Answer:
 None