World Federation of Societies of Biological Psychiatry Regional Meeting (1992)
- Helmut Beckman, Ana Drach and Gerd Huber received from Carlos Hojaij
- Henri Dufour, Carlos Hojaij and Gerd Huber received from Carlos Hojaij.
- Helmut Beckman, Roberto Fernandez Labriola, Jorge Nazar, Carlos Hojaij, Alberto Monchablon and Hans Jürgen Möller