About: http://webisa.webdatacommons.org/144089159

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	Free radicals are unstable molecules that occur because of environmental stressors such as sunlight exposure and chemicals.
http://www.w3.org/ns/prov#wasQuotedFrom	perriconemd.com