TY - RPRT TI - A working model for mental health program evaluation. AU - C C Attkisson AU - M H McIntyre AU - W A Hargreaves AU - M R Harris AU - F M Ochberg PY - 1974 DO - 10.1111/j.1939-0025.1974.tb01152.x UR - https://pubmed.ncbi.nlm.nih.gov/4611231/ ID - 4611231 ER -