TY - GEN AU - Simpson,N E TI - The map of chromosome 20 SN - 0022-2593 PY - 1989///0421 KW - Chromosome Aberrations KW - genetics KW - Chromosome Disorders KW - Chromosome Mapping KW - Chromosomes, Human, Pair 20 KW - ultrastructure KW - Humans KW - Proto-Oncogene Mas N1 - Publication Type: Journal Article; Research Support, Non-U.S. Gov't; Review UR - https://doi.org/10.1136/jmg.25.12.794 ER -