1. Women’s Heath Research Institute (P.V.N.B., Y.P.K., F.J.B., B.S.K.), Wyeth Research, Collegeville, Pennsylvania 19426
2. Aventis Pharmaceuticals (W.Z.), Bridgewater, New Jersey 08807
3. Pathology (A.-J.L.), Wyeth Research, Chazy, New York 12921
4. Investigational Pathology (M.B.G.), Wyeth Research, Andover, Massachusetts 01818
5. Department of Cell Biology (T.G., G.S.S., J.B.L.), University of Massachusetts Medical School, Worcester, Massachusetts 01655