TY  - RPRT
TI  - SEER doubles coverage by adding registries for four states.
AU  - M Miller
AU  - J Swan
PY  - 2001
DO  - 10.1093/jnci/93.7.500
UR  - https://pubmed.ncbi.nlm.nih.gov/11287443/
ID  - 11287443
ER  -