Institution: | (1) Present address: First Department of Pediatrics, Semmelweis University Medical School, B/'okay J. u. 53., H-1083 Budapest, Hungary;(2) Second Department of Pathology, Semmelweis University Medical School, Budapest, Hungary;(3) Institute of Radiology, Semmelweis University Medical School, Budapest, Hungary;(4) Department of Human Genetics, National Institute of Hygiene, Budapest, Hungary |