RA |
Risk Assessment |
SIA |
Supplementary Immunization Activities |
SL |
Sabin like poliovirus |
SL1 |
Sabin like poliovirus type 1 |
SL2 |
Sabin like poliovirus type 2 |
SL3 |
Sabin like poliovirus type 3 |
tOPV |
Trivalent OPV (contain attenuated Sabin poliovirus type 1, 2 and 3) (No more used since April 2016) |
UNICEF |
United Nations Children's Fund |
VAPP |
Vaccine-associated paralytic polio |
VDPV |
Vaccine-derived poliovirus |
VDPV1 |
Vaccine-derived poliovirus type 1 |
VDPV2 |
Vaccine-derived poliovirus type 2 |
VDPV3 |
Vaccine-derived poliovirus type 3 |
WHO |
World Health Organization |
WPV |
Wild poliovirus |
WPV1 |
Wild poliovirus type 1 |
WPV2 |
Wild poliovirus type 2 |
WPV3 |
Wild Poliovirus type 3 |