TY - JOUR T1 - A core approach to practice-based evidence: A brief history of the origins and applications of the CORE-OM and CORE System JO - Counselling and Psychotherapy Research PY - 2006/03/03 AU - Barkham M AU - Mellor-Clark J AU - Connell J AU - Cahill J ED - DO - DOI: 10.1080/14733140600581218 PB - Wiley VL - 6 IS - 1 SP - 3 EP - 15 Y2 - 2024/12/22 ER -