[1] UNIV GOTTINGEN,INST HUMANGENET,W-3400 GOTTINGEN,GERMANY
[2] UNIV HEIDELBERG,KINDERKLIN,W-6900 HEIDELBERG,GERMANY
[3] UNIV FRANKFURT,KINDERKLIN,W-6000 FRANKFURT,GERMANY
[4] FREE UNIV BERLIN,KLINIKUM CHARLOTTENBURG,KINDERKLIN,W-1000 BERLIN 19,GERMANY
[5] MED HSCH HANOVER,BIOPHYS CHEM ABT,W-3000 HANOVER 61,GERMANY
[6] MED HSCH HANOVER,HUMANGENET ABT,W-3000 HANOVER 61,GERMANY