Printable Copy |
Performance of acute flaccid paralysis (AFP) surveillance and incidence of poliomyelitis, 2017
Full text is at http://apps.who.int/iris/bitstream/10665/258529/1/WER9229-30.pdf?ua=1
Overall, incidence declined in 2017, despite setbacks in Nigeria. Conflict areas presented problems of access, both for surveillance and for vaccination.