Morphologic, Immunologic, and Cytogenetic Classification of the Chronic (Mature) B and T Lymphoid Leukemias: Fourth Meeting of the MIC Cooperative Study Group¹

The fourth meeting of the MIC Cooperative study group was held in Leuven, Belgium, from November 8 through November 10, 1989. This workshop was organized by H. Van Den Berghe and J. M. Bennett. Participants included: A. Aventin (Spain), J. M. Bennett (University of Rochester, Rochester, NY), R. Berger (France), V. Brito-Babapulle (Great Britain), A. M. Busschots (Belgium), D. Catovsky (Great Britain), P. Dal Cin (Belgium), G. Flandrin (France), K. A. Foon (Roswell Park Memorial Institute, Buffalo, NY), H. R. Gralinick (USA), G. Juliusson (Huddinge Hospital, Huddinge, Sweden), D. Leroux (France), C. Mecucci (Centre for Human Genetics, Leuven, Belgium), C. Peeters (Belgium), A. Van Orshoven (Belgium), and H. Van Den Berghe (Belgium).