TY  - RPRT
TI  - Database contamination.
AU  - R H Kessin
AU  - M M Van Lookeren Campagne
PY  - 1993
DO  - 10.1126/science.8386853
UR  - https://pubmed.ncbi.nlm.nih.gov/8386853/
ID  - 8386853
ER  -