CENTRO DI ATENEO DI DOCUMENTAZIONE https://cad.univpm.it/SebinaOpac/.do
PUBMED https://pubmed.ncbi.nlm.nih.gov/
ELSEVIER/SCOPUS https://www.elsevier.com/solutions/scopus
EUROPEAN FEDERATION OF PERIODONTOLOGY https://www.efp.org/news-events/news/
AMERICAN ACCADEMY OF PERIODONTOLOGY https://www.perio.org/