Vidal, A. M. B. and Catapani, W. R. (2005) “Enzyme-linked immunosorbent assay (ELISA) immunoassaying versus microscopy: advantages and drawbacks for diagnosing giardiasis”, São Paulo Medical Journal, 123(6), pp. 282–285. Available at: https://periodicosapm.emnuvens.com.br/spmj/article/view/2374 (Accessed: 16 October 2025).