A screening method for beta-lactams in tissues hydrolyzed with penicillinase I and lactamase II

Medina, M.B. (USDA, ARS, ERRC, Wyndmoor, PA.) ; Poole, D.J ; Anderson, M.R

Journal of AOAC International, 1998-09, Vol.81 (5), p.963-972 [Periódico revisado por pares]

Gaithersburg, MD: AOAC International

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