TY  - GEN
AU  - Koo, Denise
AU  - Wetterhall, Scott Frederick
TI  - History and current status of notifiable diseases surveillance system
PY  - 1996///
CY  - [S.l.]
PB  - [s.n.]
KW  - Communicable diseases
N1  - 3 copies; Only available in English
ER  -