Lawson, Paul A.; Citron, Diane M.; Tyrrell, Kerin L.; Finegold, Sydney M. Reclassification of Clostridium difficile as Clostridioides difficile (Hall and O'Toole 1935) Prévot 1938. Anaerobe. August 2016, 40: 95–99. PMID 27370902. doi:10.1016/j.anaerobe.2016.06.008.
Oren, Aharon; Rupnik, Maja. Clostridium difficile and Clostridioides difficile: Two validly published and correct names. Anaerobe. August 2018, 52: 125–126. PMID 30031828. doi:10.1016/j.anaerobe.2018.07.005.
Lawson, Paul A.; Citron, Diane M.; Tyrrell, Kerin L.; Finegold, Sydney M. Reclassification of Clostridium difficile as Clostridioides difficile (Hall and O'Toole 1935) Prévot 1938. Anaerobe. August 2016, 40: 95–99. PMID 27370902. doi:10.1016/j.anaerobe.2016.06.008.
Oren, Aharon; Rupnik, Maja. Clostridium difficile and Clostridioides difficile: Two validly published and correct names. Anaerobe. August 2018, 52: 125–126. PMID 30031828. doi:10.1016/j.anaerobe.2018.07.005.