Housing environment and early childhood development in sub-Saharan Africa: A cross-sectional analysis Yaqing Gao, Roles Conceptualization, Data curation, Formal analysis, Investigation, Methodology, Writing – original draft Affiliation Department of Maternal and Child Health, School of Public Health/National Health Commission Key Laboratory of Reproductive Health, Peking University, Beijing, China Affiliation University of Michigan School of Dentistry, Ann Arbor, Michigan, United States of America Roles Writing – review & editing Affiliation International Maternal and Child Health, Department of Women’s and Children’s Health, Uppsala University, Uppsala, Sweden Roles Writing – review & editing Affiliation Department of Maternal and Child Health, School of Public Health/National Health Commission Key Laboratory of Reproductive Health, Peking University, Beijing, China