Prevalence of undernutrition and its associated factors among orphans aged 6–59 months in Nekemte town, Ethiopia - Werku Etafa; Fayera Abdana; Emebet Bobo; Wandimu Muche Mekonen; Dawit Tesfaye Daka; Meseret Belete Fite; Tesfaye Shibiru; Asefa Negeri; Gutu Leta; Dereje Temesgen (PLoS ONE, 2025)