TY  - RPRT
TI  - Gene trapping--a preface.
AU  - M J Evans
PY  - 1998
DO  - 10.1002/(sici)1097-0177(199806)212:2<167::aid-aja1>3.0.co;2-f
UR  - https://pubmed.ncbi.nlm.nih.gov/9626492/
ID  - 9626492
ER  -