About: http://webisa.webdatacommons.org/236819934

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	FIG. 4a is a cross-sectional, schematic, side view of an alternative embodiment of a gas concentrator suitable for parallel analysis of an analytcal sample and a blank control sample.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com