Guest Editors: Drs Fabrizio Tabbò (University of Turin, Italy), Umberto Malapelle (University of Naples Federico II, Italy), Maria Lucia Reale (University of Turin, Italy), Angela Listì (University of Turin, Italy)

Guest Editors: Elie Rassy (Gustave Roussy Institut, France); Nicholas Pavlidis (University of Ioannina, Greece); Stergios Boussios (Medway NHS Foundation Trust, UK); Joseph Kattan (Saint Joseph University, Lebanon)

Guest Editor: Marco Russano (University Campus Bio-Medico of Rome, Italy)

Guest Editors: Editta Baldini (San Luca Hospital, Italy) and Dr. Franca Melfi (University Hospital of Pisa, Italy)

Guest Editor: Jacques Raphael, MD (Western University, Canada)

Guest Editors: Mari Mino-Kenudson (Massachusetts General Hospital, USA); Yin (Rex) P. Hung (Massachusetts General Hospital, USA)