2024 Yes https://doi.org/10.1371/journal.pntd.0012508 Efon-Ekangouo, Arnauld Africa Observational Epidemiology Study Students Elementary (K-5) Middle/Jr High (6-8) High School (9-12) Parasites Infections A cross-sectional study in 10 Cameroonian schools analyzed stool from 491 children using Kato-Katz. STH prevalence was 83.9%, mainly Trichuris trichiura. Poor WASH compliance, despite deworming programs, suggests gaps in current control strategies.