TY - JOUR T1 - The challenge of the randomised control trial to psychotherapy research with people who have learning disabilities JO - Advances in Mental Health and Learning Disabilities UR - https://doi.org/10.5042/amhld.2010.0057 PY - 2010/03/15 AU - Beail N ED - DO - DOI: 10.5042/amhld.2010.0057 PB - Emerald VL - 4 IS - 1 SP - 37 EP - 41 Y2 - 2026/10/23 ER -