TY  - RPRT
TI  - Outbreak investigations.
AU  - C Beck-Sague
AU  - W R Jarvis
AU  - W J Martone
PY  - 1997
DO  - 10.1086/647571
UR  - https://pubmed.ncbi.nlm.nih.gov/9120245/
ID  - 9120245
ER  -