title: Language bias in a systematic review of chronic pain: how to prevent the omission of non-English publications?
authors.forename: Francisco M
authors.initials: FM
authors.lastname: Kovacs
authors.forename: Victor
authors.initials: V
authors.lastname: Abraira
mesh_terms: D002908:Chronic Disease; D000529:Complementary Therapies; D006801:Humans; D007802:Language; D059408:Pain Management; D011287:Prejudice; D011642:Publications; D012196:Review Literature as Topic