TY - GEN AU - Geyer,M AU - Hupfer,P AU - Ehrhardt,W TI - [Documentation and control of the change process in group psychotherapy] SN - 0033-2739 PY - 1985///0409 KW - Documentation KW - methods KW - Humans KW - Mental Disorders KW - psychology KW - Psychological Tests KW - Psychometrics KW - Psychotherapy, Group N1 - Publication Type: English Abstract; Journal Article ER -