TY  - RPRT
TI  - FUO: how it has changed in 20 years.
AU  - R G Petersdorf
PY  - 1985
DO  - 10.1080/21548331.1985.11703037
UR  - https://pubmed.ncbi.nlm.nih.gov/3932428/
ID  - 3932428
ER  -