hcare: a systematic review of randomized control trials. Evict Based Complement Ahern Med. 20I1(Anicle ID 464759):18 pages. 9. Cepeda MS. Cart DB. Lau J. Alvarez II. Music for pain relief. In: The Cochrane Collaboration, Cepeda MS, ed. Cochrane Data- base ofSntenatic Reviews. Chichester. UK: John Wiley & Sons.