Incomplete basic vaccination and associated factors among children aged 12–23 months in resource-limited countries: a spatial and multilevel regression analysis of recent DHS data from 48 countries - Getnet, Mihret; Jejaw, Melak; Belachew, Tadele Biresaw; Addis, Banchlay; Dellie, Endalkachew; Tafere, Tesfahun Zemene; Worku, Nigusu; Geberu, Demiss Mulatu; Yazachew, Lake; Teshale, Getachew; Tiruneh, Misganaw Guadie; Demissie, Kaleb Assegid (Frontiers in Public Health, 2025)