TY  - RPRT
TI  - USA reworks its case definition for SARS.
AU  - Mary Quirk
PY  - 2003
DO  - 10.1016/s1473-3099(03)00753-9
UR  - https://pubmed.ncbi.nlm.nih.gov/12968620/
ID  - 12968620
ER  -