[1] N SHORE UNIV HOSP,DEPT PEDIAT,DIV PEDIAT HEMATOL,MANHASSET,NY 11030
[2] N SHORE UNIV HOSP,DEPT OBSTET & GYNECOL,MANHASSET,NY 11030
[3] CORNELL UNIV,MED CTR,COLL MED,DEPT PEDIAT,NEW YORK,NY 10021
[4] CORNELL UNIV,MED CTR,COLL MED,DEPT OBSTET & GYNECOL,NEW YORK,NY 10021