1. J. Farrar, P. Hotez, T. Junghanss, G. Kang, D. Lalloo, N.J. White, Manson's Tropical Diseases E-Book, Elsevier health sciences, 2013.
2. World Health Organization (WHO), Snakebite envenoming. https://www.who.int/news-room/fact-sheets/detail/snakebite-envenoming (accessed November 5, 2022).
3. Snake-Bites: Appraisal of the Global Situation;Chippaux;Bull. World Health Organ.,1998
4. A. Kasturiratne, A.R. Wickremasinghe, N. de Silva, N K. Gunawardena, A. Pathmeswaran, R. Premaratna, L. Savioli, D.G Lalloo, H.J. de Silva, The global burden of snakebite: a literature analysis and modelling based on regional estimates of envenoming and deaths, PLOS Med., 5 (11) (2008) e218, https://doi.org/10.1371/journal.pmed.0050218.
5. Economic evaluations of onchocerciasis Interventions: a systematic review and research needs;Turner;Trop. Med. Int. Health.,2019