Bhatia, RVarghese, AAgarwal, D S1981-05-012009-05-271981-05-012009-05-271981-05-01Bhatia R, Varghese A, Agarwal DS. Evaluation of two methods for the detection of the enzyme penicillinase. Indian Journal of Medical Research. 1981 May; 73(): 729-32http://imsear.searo.who.int/handle/123456789/25830engBacteriological TechniquesPenicillin ResistancePenicillinase --analysisbeta-Lactamases --analysisJournal Article