J. Douglas Patterson, M.D.
1941 Limestone Road, No. 101, Wilmington,
655-9494; Harvard Medical School
David T. Sowa, M.D.
4745 Ogletown Stanton Road,
Nos. 225 and 238, Newark,
731-2888; Johns Hopkins
University School of Medicine
Peter F. Townsend, M.D.
3401 Brandywine Pkwy., No. 101, Wilmington,
655-9494; University of Pennsylvania School
of Medicine