Affiliation: | (1) Department of Clinical Genetics, Karolinska Hospital, P.O.Box 60500, S-10401 Stockholm, Sweden;(2) Department of Neurosurgery, Karolinska Hospital, P.O.Box 60500, S-10401 Stockholm, Sweden;(3) Ludwig Institute for Cancer Research, Stockholm Branch, Karolinska Hospital, P.O.Box 60500, S-10401 Stockholm, Sweden;(4) Department of Biochemistry and Molecular Genetics, St. Mary's Hospital Medical School, Norfolk Place, W2 1PG London, UK |