Correction: Tropical Medicine and Health (2022) 50:23 https://doi.org/10.1186/s41182-022-00413-8

Following publication of the original article [1], it was brought to our attention that the Competing Interests section was incorrect. It should read as follows:

TTW, PPA, HAK, HPK, MMK, ZKA, KTA, YPCL, WY, PTS and KMT are public health specialists of the Department of Preventive and Social Medicine, Defence Services Medical Academy. NLM is a public health specialist of the Department of Research and Development, Defence Services Medical School. None of the other authors have any competing interests to declare.