Ali O, Kinfe M, Semrau M, et al. BMC health services research. 2021; 21 (1) : 1065.

Banda G, Deribe K, Davey G. BMJ Global Health. 2021;

Scott T, Sharma S, Wallace R, et al. Toxicon: X. 2021;

World Health Organization . Weekly epidemiological record. 2021;

Weld E, Waitt C, Barnes K, et al. Authorea, Inc.. 2021;

Emmanuella N, Melody O, Isaac Olushola O, et al. ClinMed International Library. International Journal of Tropical Diseases. 2021;

Onwe FI, Okedo-Alex IN, Akamike IC, et al. Springer Science and Business Media LLC. Tropical Diseases, Travel Medicine and Vaccines. 2021;

Wang A, MacNeil A, Maloney S, et al. Public Library of Science (PLoS). PLOS Global Public Health. 2021; 1 (10) : e0000027.

Ng'etich A, Voyi K, Mutero C. BMC health services research. 2021; 21 (1) : 1034.

Sakho F, Badila CF, Dembele B, et al. PLoS neglected tropical diseases. 2021; 15 (9) : e0009807.