TY  - BOOK
TI  - Weekly epidemiological record: Releve epidemiologique hebdomadaire
T2  - 74-75
U1  - 614.49 
PY  - 1999///
PB  - World Health Organization
KW  - Diseases / Epidemiology
KW  - Epidemiology--Periodicals | Communicable diseases--Surveillance--WHO
N1  - Epidemiology; WHO; Disease Surveillance; Public Health; Communicable Diseases
ER  -