1. Control of microbial contamination. 2. Current problems in preservation;Bloomfield;Br. J. Pharm. Pract.,1986
2. Antimicrobial activity — a critical review of test methods of preservative efficiency;Cowen;J. Soc. Cosmet. Chem.,1976
3. Evaluation of non-antimicrobial agents;Hugo,1987
4. Microbiological contamination of medical preparations;Kallings;Acta Pharm. Suec.,1966
5. Studies on the evaluation of preservative efficacy. I. The determination of antimicrobial characteristics of phenol;Karabit;Acta Pharm. Suec.,1985