1. Common mesophilic anaerobes, including Clostridium botulinum and Clostridium tetani, in 21 soil specimens;Smith;Appl Microbiol,1975
2. Botulism: the organism, its toxins, the disease;Smith,1977
3. Clostridium botulinum and Clostridium tetani;Johnson,2005
4. Clostridium perfringens, Clostridium difficile, and other Clostridium species;Borriello,2005
5. Anaerobic infections in humans;Finegold,1989