[1] HARVARD UNIV,MASSACHUSETTS GEN HOSP,DEPT DERMATOL,BOSTON,MA 02114
[2] GTE LABS INC,WALTHAM,MA 02154
[3] HARVARD UNIV,MASSACHUSETTS GEN HOSP,MED SERV,CLIN IMMUNOL UNIT,BOSTON,MA 02114
[4] HARVARD UNIV,MASSACHUSETTS GEN HOSP,MED SERV,ALLERGY UNIT,BOSTON,MA 02114