The Kalksburg sanatorium under the tenure of Cornelius Kryspin-Exner

1969
Following the death of Univ. Prof. Dr. Hans Hoff the management of the Kalksburg sanatorium is taken over by Hoff’s colleague for many years, Univ. Prof. Dr. Cornelius Kryspin-Exner.
A small women’s ward with 6 beds is opened in the main building and the premises are extended by the acquisition of an adjoining piece of land.

1971
The Ludwig Boltzmann Research Centre for Addiction Research is founded. It is headed by Univ. Prof. Dr. Kryspin-Exner.

1972
The Ludwig Boltzmann Research Centre for Addiction Research is renamed the Ludwig Boltzmann Institute for Addiction Research.
The first long-term therapy centre for drug addicts is opened at Breitenfurterstraße 517 with 15 beds.

1973
Prim. Dr. Rudolf Mader takes over as deputy director of the Kalksburg sanatorium.

1974
A separate women’s ward with 30 beds on the Kalksburger Kirchenplatz is opened in the former restaurant «Klausenhof» which has been acquired by the foundation.
Furthermore, a physico-medical department and a sight and sound studio complete with a language lab are installed for the audio-visual retraining of patients.