TY  - GEN
AU  - Singh, Utpal Kant
TI  - Infectious diseases and immunization
SN  - 8171797989
AV  - QW504 .S56 2001
PY  - 2001///
CY  - New Delhi : 
PB  - Jaypee Bros
KW  - Communicable diseases.
KW  -  Immunization.
KW  - Infection
ER  -