Cetkovich M. Karl Leonhard’s Cycloid Psychosis and its position in the field of the endogenous psychosis. Vertex 2002 13(1): 17-21 Karl Leonhard’s Cycloid Psychosis and its position in the field of the endogenous psychosis. Autores: Cetkovich M. Revista: Vertex Año: 2002 Volumen: 13(1): 17-21