TY  - RPRT
TI  - Multiple primary cancers, with special reference to occupational exposure.
AU  - T Okubo
AU  - J F Kraus
AU  - N Yamaguchi
AU  - S Ishizu
AU  - M Sugita
PY  - 1985
UR  - https://pubmed.ncbi.nlm.nih.gov/4009986/
ID  - 4009986
ER  -