Mekonnen, D. A.; Bauri, M.; Pogo, M.; Shang, M.; Bettels, D.; Kabir, S. H.; Edward, W.; Sibauk, B.; Dalton, M.; Miller, G.; Amarasinghe, A.; Takashima, Y.; Luo, D.; Huseynova, S. Use of a Catch-up Programme to Improve Routine Immunization in 13 Provinces of Papua New Guinea, 2020–2022. Western Pac Surveill Response J 2023, 14, 6.