PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Although rates of pregnancy and STDs among adolescents have decreased since 1988 (29,30), pregnancy and STDs, including HIV infection, remain critical public health problems for youth.
http://www.w3.org/ns/prov#wasQuotedFrom
  • cdc.gov