Sader, Helio Silva, and Antonio Carlos Campos Pignatari. “E Test: A Novel Technique for Antimicrobial Susceptibility Testing”. São Paulo Medical Journal 112, no. 4 (October 10, 1994): 635–638. Accessed June 14, 2025. https://periodicosapm.emnuvens.com.br/spmj/article/view/1516.