Genetic mapping of the Gs-a subunit gene (GNAS1) to the distal long arm of chromosome 20 using a polymorphism detected by denaturing gel electrophoresis. - Gejman,P.; Weinstein,L.; Martinez,M.; Spiegel,A.; Cao,Q.; Hsieh,W.; Hoehe,M.; Gershon,E. (Genomics, 1991)