TY  - RPRT
TI  - Plasmids with easily excisable xylE cassettes.
AU  - D C Stein
PY  - 1992
DO  - 10.1016/0378-1119(92)90506-k
UR  - https://pubmed.ncbi.nlm.nih.gov/1644310/
ID  - 1644310
ER  -