About: http://webisa.webdatacommons.org/331364994

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	Custom fit earplugs, worn by many musicians, are made from an impression of the ear canal taken by an audiologist or other hearing health professional.
http://www.w3.org/ns/prov#wasQuotedFrom	abelard.org