@misc{indiciaeb14fb4372c41, title = {[Patients classification systems].}, author = {Elisabetta Allegrini and Paola Maimeri and Cristina Ferrari and Chiara Pomari and Maurizio Corso and Nadia Guerra and Oliva Marognolli}, url = {https://pubmed.ncbi.nlm.nih.gov/16771274/}, note = {Source identifier: 16771274} }