About: http://webisa.webdatacommons.org/346828158

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	studies show that tobacco use is a major risk factor for adult periodontal disease.
http://www.w3.org/ns/prov#wasQuotedFrom	who.int