Assertion: fibrosis's child | /r/HasAspect | significant airflow impairment
Facets:
value: usually
type: TEMPORAL
value: according to a study
type: OTHER
value: by the age of two
type: TEMPORAL
Source sentences:
text: According to a study published in Current Opinions in Pulmonary Medicine, children who are treated after CF symptoms appear will usually have significant airflow impairment and signs of respiratory injury by the age of two.