Gallo, Maria Teresa, Grazia Prignano, Mauro Belardi, Karim Donato, Gian Piero Testore, and Fabrizio Ensoli. “O”. Microbiologia Medica 21, no. 4 (December 31, 2006). Accessed November 22, 2024. https://www.pagepressjournals.org/mm/article/view/2909.