About: http://webisa.webdatacommons.org/252544236

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	These devices are useful for children and adults with collapsible airways, small lung volumes, or muscle weakness that makes it difficult to breathe, such as muscular dystrophy.
http://www.w3.org/ns/prov#wasQuotedFrom	northside.com