About: http://webisa.webdatacommons.org/45758094

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	May says dust mites, mold, and other microbial growth are usually the culprits.
http://www.w3.org/ns/prov#wasQuotedFrom	grandparents.com