Genetic mapping of the Gs α-subunit gene (GNAS) to the distal long arm of chromosome 20 using a polymorphism detected by denaturating gradient gel electrophoresis - Gejman, P V; Weinstein, L S; Martinez, M; Spiegel, A M; Cao, Q; Hsieh, W T; Hoehe, M R; Gershon, E S (Genomics, 1991)