Pappas Georgios, Panagopoulou Paraskevi, Christou Leonidas, Akritidis Nikolaos
Institute for Continuing Medical Education of Ioannina, Velissariou 15-19, 45221 Ioannina, Greece.
Infect Dis Clin North Am. 2006 Jun;20(2):395-421, x. doi: 10.1016/j.idc.2006.02.002.