Prevalence and genotype distribution of human papillomavirus (HPV) infections among West African populations: a systematic review and meta-analysis.

Background: Human papillomavirus (HPV) is one of the most common sexually transmitted infections worldwide. Several studies have examined HPV prevalence in West Africa, but comprehensive regional estimates remain unavailable. This study estimates the overall prevalence and genotype distribution of HPV in West African populations.

[Acute flaccid paralysis surveillance in Niger from 1998 to 2021].

Introduction: Acute flaccid paralysis (AFP) caused by acute anterior poliomyelitis (AAP) remains endemic in some Asian and African countries, particularly Niger. Performance indicators defined by the WHO are used to evaluate the AFP surveillance system in affected countries. The objective of this study is to assess its outcomes in Niger from 1998 to 2021.