TY - GEN AU - Borgaonkar,D S AU - Bolling,D R TI - Letter: International registry of abnormal karyotypes SN - 0002-9378 PY - 1975///1223 KW - Chromosome Aberrations KW - Chromosome Disorders KW - Humans KW - International Cooperation KW - Karyotyping KW - Registries N1 - Publication Type: Journal Article UR - https://doi.org/10.1016/0002-9378(75)90954-0 ER -