TY  - RPRT
TI  - Efficient site directed in vitro mutagenesis using ampicillin selection.
AU  - M K Lewis
AU  - D V Thompson
PY  - 1990
DO  - 10.1093/nar/18.12.3439
UR  - https://pubmed.ncbi.nlm.nih.gov/2194159/
ID  - 2194159
ER  -