1. Genetics and molecular biology of antibiotic resistance in Clostridium difficile: general and specific overview;Hächler,1993
2. Molecular genetics and pathogenesis of Clostridium perfringens;Rood;Microbiol Rev,1991
3. Antibiotic resistance determinants of Clostridium perfringens;Rood,1993
4. Resistance to the tetracyclines;Levy,1984
5. Active efflux mechanisms for antimicrobial resistance;Levy;Antimicrob Agents Chemother,1992