[1] NORTHWESTERN UNIV,CHICAGO,IL 60611
[2] MICHAEL REESE HOSP & MED CTR,CHICAGO,IL 60616
[3] THOMAS JEFFERSON UNIV,PHILADELPHIA,PA 19107
[4] YALE UNIV,NEW HAVEN,CT 06520
[5] UNIV CALIF SAN FRANCISCO,SAN FRANCISCO,CA 94143
[6] CUNY MT SINAI SCH MED,NEW YORK,NY 10029
[7] GEORGE WASHINGTON UNIV,CTR BIOSTAT,WASHINGTON,DC 20052
[8] NICHHD,BETHESDA,MD 20205
[9] UNIV MIAMI,MIAMI,FL 33152