[1] WAYNE STATE UNIV, DEPT PEDIAT SURG, DETROIT, MI USA
[2] WAYNE STATE UNIV, DEPT OBSTET & GYNECOL, CTR MOL MED & GENET, DETROIT, MI USA
[3] WAYNE STATE UNIV, DEPT PEDIAT, DETROIT, MI 48202 USA
[4] DNAX RES INST MOL & CELLULAR BIOL INC, DEPT HUMAN IMMUNOL, PALO ALTO, CA 94304 USA
[5] NIH, NATL CTR HUMAN GENOME RES, BETHESDA, MD 20892 USA
[6] UNIV NEVADA, VET AFFAIRS MED CTR, DEPT MED, RENO, NV 89557 USA