title: The NAS-NRC twin panel: methods of construction of the panel, zygosity diagnosis, and proposed use.
mesh_terms: D001789:Blood Group Antigens; D003878:Dermatoglyphics; D005260:Female; D005826:Genetics, Medical; D006197:Hair; D006801:Humans; D008297:Male; D008433:Mathematics; D010858:Pigmentation; D011247:Pregnancy; D012463:Saliva; D014427:Twins
chemical_list: D001789:Blood Group Antigens