Artificial interproximal grooving of the teeth in American Indians.
D001641:Bicuspid / Q000033:anatomy & histology; D006801:Humans; D007180:Incisor / Q000033:anatomy & histology; D007198:Indians, North American; D008963:Molar / Q000033:anatomy & histology; D010161:Paleodontology; D014070:Tooth / Q000033:anatomy & histology*