MWANGI, I.; NEONDO, J.; MAKORI, A.; ODARI, E. Determining the presence of <i>Escherichia coli</i> and <i>Salmonella sp.</i> as indicator organisms of contamination from fresh produce sold in open-air markets in Juja. Journal of Physical and Applied Sciences , [S. l.], v. 4, n. 1, p. 1–12, 2026. Disponível em: https://www.ajol.info/index.php/jpas/article/view/333615. Acesso em: 6 sep. 2026.