Assertion: cystic fibrosis's disease | /r/HasProperty | marked by difficulty
Facets:
value: in breathing
type: OTHER
Source sentences:
text: a common hereditary disease that appears usually in early childhood, involves functional disorder of the exocrine glands , and is marked especially by difficulty in breathing due to mucus accumulation in airways, by faulty digestion due to a deficiency of pancreatic enzymes, and by excessive loss of salt in the sweat