200 Brussels, Belgium РSOMERS, G. РDepartment of Metabolism and Endocrinology, Vrije Universiteit Brussel, РLaarbeeklaan 103, 1090 Brussels, Belgium РSPINAS, G. РSteno Memorial Hospital, Niels Steensensvej 2, 2820 Gentofte, Denmark РSWENNE, J. РDepartment of Medical Cell Biology, Biomedical Centre, University of Uppsala, РBox 571, 751 23 Uppsala, Sweden РVAN DE WINKEL, M. РDepartment of Metabolism and Endocrinology, Vrije Universiteit Brussel, РLaarbeeklaan 103, 1090 Brussels, Belgium РWEIR, G.c. РDepartment of Medicine, Brigham and Women's Hospital, Boston, MA 02115, РUSA РWERINGER, E.J. РUniversity of Massachusetts, Medical School, 55 Lake Avenue North, Worcester, РMA 01655, USA РWILSON, G. L. РDepartment of Anatomy, University of South Alabama College of Medicine, РMobile, AL 36688, USA