Assessing the reliability and validity of pictorial-assisted 24-h recall for measuring hand hygiene and child faeces disposal: A cross-sectional study in Malawi.
Assessing the reliability and validity of pictorial-assisted 24-h recall for measuring hand hygiene and child faeces disposal: A cross-sectional study in Malawi. Int J Hyg Environ Health. 2025 Jan 07; 264:114516.