TY - JOUR T1 - The rationale for developing and implementing core outcome batteries for routine use in service settings and psychotherapy outcome research JO - Journal of Mental Health PY - 1998/01/01 AU - Barkham M AU - Evans C AU - Margison F AU - Mcgrath G AU - Mellor-Clark J AU - Milne D AU - Connell J ED - DO - DOI: 10.1080/09638239818328 VL - 7 IS - 1 SP - 35 EP - 47 Y2 - 2024/10/22 ER -