 | Up a level |
Number of items: 1.
Dietz, Thilo, Schiewer, Vera, Tavenrath, Sally, Oeztuerk-Arenz, Hulya, Klein, Anne, Labouvie, Hildegard, Jaeger, Reinhold and Kusch, Michael . Cologne questionnaire on speechlessness Empirical testing of a threshold for clinical use. Psychotherapeut. NEW YORK: SPRINGER. ISSN 1432-2080