World Health Organization. Schistosomiasis and soil-transmitted helminthiases: progress report, 2021. 2021. https://www.who.int/publications/i/item/who-wer9748-621-632.

Gryseels B, Polman K, Clerinx J, Kestens L. Human schistosomiasis. Lancet. 2006;368:1106–18.

Article  PubMed  Google Scholar 

Engels D, Chitsulo L, Montresor A, Savioli L. The global epidemiological situation of schistosomiasis and new approaches to control and research. Acta Trop. 2002;82:139–46.

Article  CAS  PubMed  PubMed Central  Google Scholar 

Colley DG, Fleming FM, Matendechero SH, Knopp S, Rollinson D, Utzinger J, et al. Contributions of the Schistosomiasis Consortium for Operational Research and Evaluation (SCORE) to schistosomiasis control and elimination: key findings and messages for future goals, thresholds, and operational research. Am J Trop Med Hyg. 2020;103:125–34.

Article  PubMed  PubMed Central  Google Scholar 

Reinhard-Rupp J, Klohe K. Developing a comprehensive response for treatment of children under 6 years of age with schistosomiasis: research and development of a pediatric formulation of praziquantel. Infect Dis Poverty. 2017;6:122.

Article  PubMed  PubMed Central  Google Scholar 

Osakunor DNM, Woolhouse MEJ, Mutapi F. Paediatric schistosomiasis: what we know and what we need to know. PLoS Negl Trop Dis. 2018;12: e0006144.

Article  PubMed  PubMed Central  Google Scholar 

TchuemTchuenté LA, Rollinson D, Stothard JR, Molyneux D. Moving from control to elimination of schistosomiasis in sub-Saharan Africa: time to change and adapt strategies. Infect Dis Poverty. 2017;6:42.

Article  Google Scholar 

World Health Organization. Ending the neglect to attain the Sustainable Development Goals: a road map for neglected tropical diseases 2021–2030. Geneva: World Health Organization; 2020.

Google Scholar 

Stothard JR, Sousa-Figueiredo JC, Betson M, Bustinduy A, Reinhard-Rupp J. Schistosomiasis in African infants and preschool children: let them now be treated! Trends Parasitol. 2013;29:197–205.

Article  PubMed  PubMed Central  Google Scholar 

Kalinda C, Mindu T, Chimbari MJ. A systematic review and meta-analysis quantifying schistosomiasis infection burden in pre-school aged children (PreSAC) in sub-Saharan Africa for the period 2000–2020. PLoS ONE. 2020;15: e0244695.

Article  CAS  PubMed  PubMed Central  Google Scholar 

Sheehy C, Lawson H, Andriamasy EH, Russell HJ, Reid A, Raderalazasoa GU, et al. Prevalence of intestinal schistosomiasis in pre-school aged children: a pilot survey in Marolambo District, Madagascar. Infect Dis Poverty. 2021;10:1–9.

Article  Google Scholar 

Nalugwa A, Nuwaha F, Tukahebwa EM, Olsen A. Schistosoma mansoni-associated morbidity among preschool-aged children along the shores of Lake Victoria in Uganda. Trop Med Infect Dis. 2017;2(4):58.

Article  PubMed  PubMed Central  Google Scholar 

Bustinduy AL, Friedman JF, Kjetland EF, Ezeamama AE, Kabatereine NB, Stothard JR, et al. Expanding praziquantel (PZQ) access beyond mass drug administration programs: paving a way forward for a pediatric PZQ formulation for schistosomiasis. PLoS Negl Trop Dis. 2016;10: e0004946.

Article  PubMed  PubMed Central  Google Scholar 

Mahende MK, Huber E, Kourany-Lefoll E, Ali A, Hayward B, Bezuidenhout D, et al. Comparative palatability of orally disintegrating tablets (ODTs) of praziquantel (L-PZQ and Rac-PZQ) versus current PZQ tablet in African children: a randomized, single-blind, crossover study. PLoS Negl Trop Dis. 2021;15: e0007370.

Article  CAS  PubMed  PubMed Central  Google Scholar 

Shaghaghi A, Bhopal RS, Sheikh A. Approaches to recruiting ‘hard-to-reach’ populations into research: a review of the literature. Health Promot Perspect. 2011;1:86–94.

PubMed  PubMed Central  Google Scholar 

Isaiah PM, Palmeirim M, Steinmann P. Epidemiology of pediatric schistosomiasis in hard-to-reach areas and populations: a scoping review protocol. F1000Research. 2022;11:1203.

Article  PubMed  Google Scholar 

Arksey H, O’Malley L. Scoping studies: towards a methodological framework. Int J Soc Res Methodol. 2005;8:19–32.

Article  Google Scholar 

Peters MD, Godfrey CM, McInerney P, Soares CB, Khalil H, Parker D. The Joanna Briggs Institute reviewers’ manual 2015: methodology for JBI scoping reviews. Adelaide: The Joanna Briggs Institute; 2015.

Google Scholar 

Clark JM, Sanders S, Carter M, Honeyman D, Cleo G, Auld Y, et al. Improving the translation of search strategies using the polyglot search translator: a randomized controlled trial. J Med Libr Assoc. 2020;108:195–207.

Article  PubMed  PubMed Central  Google Scholar 

The EndNote Team. EndNote. Philadelphia: Clarivate; 2013.

Munn Z, Moola S, Riitano D, Lisy K. The development of a critical appraisal tool for use in systematic reviews addressing questions of prevalence. Int J Health Policy Manag. 2014;3:123–8.

Article  PubMed  PubMed Central  Google Scholar 

Davis SM, Wiegand RE, Mulama F, Kareko EI, Harris R, Ochola E, et al. Morbidity associated with schistosomiasis before and after treatment in young children in Rusinga Island, western Kenya. Am J Trop Med Hyg. 2015;92:952–8.

Article  PubMed  PubMed Central  Google Scholar 

Shane HL, Verani JR, Abudho B, Montgomery SP, Blackstock AJ, Mwinzi PN, et al. Evaluation of urine CCA assays for detection of Schistosoma mansoni infection in Western Kenya. PLoS Negl Trop Dis. 2011;5: e951.

Article  PubMed  PubMed Central  Google Scholar 

Akosah-Brempong G, Attah SK, Hinne IA, Abdulai A, Addo-Osafo K, Appiah EL, et al. Infection of Plasmodium falciparum and helminths among school children in communities in southern and northern Ghana. BMC Infect Dis. 2021;21:1259.

Article  CAS  PubMed  PubMed Central  Google Scholar 

Sassa M, Chadeka EA, Cheruiyot NB, Tanaka M, Moriyasu T, Kaneko S, et al. Prevalence and risk factors of Schistosoma mansoni infection among children under two years of age in Mbita, Western Kenya. PLoS Negl Trop Dis. 2020;14: e0008473.

Article  PubMed  PubMed Central  Google Scholar 

Sheehy C, Lawson H, Andriamasy EH, Russell HJ, Reid A, Raderalazasoa GU, et al. Prevalence of intestinal schistosomiasis in pre-school aged children: a pilot survey in Marolambo District, Madagascar. Infect Dis Poverty. 2021;10:87.

Article  PubMed  PubMed Central  Google Scholar 

N’Diaye M, Dioukhane EM, Ndao B, Diedhiou K, Diawara L, Talla I, et al. Schistosomiasis sustained control crogram in ethnic groups around Ninefescha (Eastern Senegal). Am J Trop Med Hyg. 2016;95:614–22.

Article  PubMed  PubMed Central  Google Scholar 

Hodges MH, Paye J, Koroma MM, Nyorkor ED, Fofonah I, Zhang Y. High level of Schistosoma mansoni infection in pre-school children in Sierra Leone highlights the need in targeting this age group for praziquantel treatment. Acta Trop. 2012;124:120–5.

Article  PubMed  Google Scholar 

Ruganuza DM, Mazigo HD, Waihenya R, Morona D, Mkoji GM. Schistosoma mansoni among pre-school children in Musozi village, Ukerewe Island, North-Western-Tanzania: prevalence and associated risk factors. Parasites Vectors. 2015;8:377.

Article  PubMed  PubMed Central  Google Scholar 

Mueller A, Fuss A, Ziegler U, Kaatano GM, Mazigo HD. Intestinal schistosomiasis of Ijinga Island, north-western Tanzania: prevalence, intensity of infection, hepatosplenic morbidities and their associated factors. BMC Infect Dis. 2019;19:832.

Article  PubMed  PubMed Central  Google Scholar 

Kabatereine NB, Kemijumbi J, Ouma JH, Kariuki HC, Richter J, Kadzo H, et al. Epidemiology and morbidity of Schistosoma mansoni infection in a fishing community along Lake Albert in Uganda. Trans R Soc Trop Med Hyg. 2004;98:711–8.

Article  CAS  PubMed  Google Scholar 

Green HK, Sousa-Figueiredo JC, Basáñez MG, Betson M, Kabatereine NB, Fenwick A, et al. Anaemia in Ugandan preschool-aged children: the relative contribution of intestinal parasites and malaria. Parasitology. 2011;138:1534–45.

Article  PubMed  Google Scholar 

Nalugwa A, Olsen A, Tukahebwa ME, Nuwaha F. Intestinal schistosomiasis among preschool children along the shores of Lake Victoria in Uganda. Acta Trop. 2015;142:115–21.

Article  CAS  PubMed  Google Scholar 

Mafiana CF, Ekpo UF, Ojo DA. Urinary schistosomiasis in preschool children in settlements around Oyan Reservoir in Ogun State, Nigeria: implications for control. Trop Med Int Health. 2003;8:78–82.

Article  CAS  PubMed  Google Scholar 

Cisse M, Sangare I, Djibougou AD, Tahita MC, Gnissi S, Bassinga JKW, et al. Prevalence and risk factors of Schistosoma mansoni infection among preschool-aged children from Panamasso village, Burkina Faso. Parasites Vectors. 2021;14:185.

Article  PubMed  PubMed Central  Google Scholar 

Burnim M, Ivy JA, King CH. Systematic review of community-based, school-based, and combined delivery modes for reaching school-aged children in mass drug administration programs for schistosomiasis. PLoS Negl Trop Dis. 2017;11: e0006043.

Article  PubMed  PubMed Central  Google Scholar 

Bellatin A, Hyder A, Rao S, Zhang PC, McGahan AM. Overcoming vaccine deployment challenges among the hardest to reach: lessons from polio elimination in India. BMJ Glob Health. 2021;6: e005125.

Article  PubMed  PubMed Central  Google Scholar 

Bawa S, Shuaib F, Saidu M, Ningi A, Abdullahi S, Abba B, et al. Conduct of vaccination in hard-to-reach areas to address potential polio reservoir areas, 2014–2015. BMC Public Health. 2018;18:1312.

Article  PubMed  PubMed Central