Zhao L, Cao B, Borghi E, Chatterji S, Garcia-Saiso S, Rashidian A, Doctor HV, D'Agostino M, Karamagi HC, Novillo-Ortiz D, Landry M, Hosseinpoor AR, Noor A, Riley L, Cox A, Gao J, Litavecz S, Asma S. Data gaps towards health development goals, 47 low- and middle-income countries. Bull World Health Organ. 2022 Jan 1;100(1):40-49. doi: 10.2471/BLT.21.286254.