Assertion: primary lactose intolerance | /r/HasProperty | reported 0-19%
Facets:
value: for secondary lactose intolerance
type: PURPOSE
Source sentences:
text: Few data are available regarding the prevalence of lactose intolerance in children aged 1-5 years; however, primary lactose intolerance in this group is estimated to be 0-17.9%, whereas it is a reported 0-19% for secondary lactose intolerance.