Genetic variation within a linguistic group: apalai-wayana and other carib tribs - Salzano, F M; Black, F L; Callegari-Jacques, S M; Santos, S. E. B.; Weimer, J A; Mestriner, Moacyr Antonio; Pandey, J P; Hutz, M H; Rieger, T T (Journal of Physical Antropology, 1988)