The effect of recall period on reported out-of-pocket health expenditure in Ghana - Isaiah Awintuen Agorinya; Amanda Ross; Gabriela Flores; James Akazili; Tessa Tan-torres Edejer; Kim van Wilgenburg; Maxwell Ayindenaba Dalaba; Nathan Kumasenu Mensah; Le My Lan; Yadeta Dassie Bacha; Jemima Sumboh; Abraham Rexford Oduro; et al. (PLoS ONE, 2025)