title: Knee pain and osteoarthritis: lessons learned and lessons to be learned.
authors.forename: Allan C
authors.initials: AC
authors.lastname: Gelber
mesh_terms: D005260:Female; D006801:Humans; D008297:Male; D020370:Osteoarthritis, Knee / Q000453:epidemiology*; D010146:Pain / Q000453:epidemiology*