TY - RPRT TI - High-fidelity gene targeting in embryonic stem cells by using sequence replacement vectors. AU - K R Thomas AU - C Deng AU - M R Capecchi PY - 1992 DO - 10.1128/mcb.12.7.2919-2923.1992 UR - https://pubmed.ncbi.nlm.nih.gov/1620105/ ID - 1620105 ER -