About: http://webisa.webdatacommons.org/259517330

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	Differences in the content of the metered-dose inhaler, the use of built-in spacers on some devices, ability to coordinate each step, and other considerations can influence the choice of technique for using a metered-dose inhaler.
http://www.w3.org/ns/prov#wasQuotedFrom	nih.gov