Caldarelli, Rita, Anna Archenti, Maria Cristina Ibba, Sandra Giannotta, Valeria Orioli, Cinzia Bovio, Vittorio Molina, and Pasquale Ferrante. 2010. “Evaluation of Two DNA Amplification PCR Tests for the Diagnosis of Clostridium Difficile Infection”. Microbiologia Medica 25 (3). https://doi.org/10.4081/mm.2010.2420.