TY - GEN AU - GRAY,J E AU - MUTTON,D E AU - ASHBY,D W TI - Pericentric inversion of chromosome 21. A possible further cytogenetic mechanism in mongolism SN - 0140-6736 PY - 1998///1101 KW - Chromosomes KW - Chromosomes, Human, Pair 21 KW - Cytogenetic Analysis KW - Down Syndrome KW - genetics KW - Humans N1 - Publication Type: Journal Article UR - https://doi.org/10.1016/s0140-6736(62)92643-0 ER -