Novel Multidisciplinary Salivary Gland Society (MSGS) questionnaire: an international consensus by Buchholzer, Samanta, Faure, Frédéric, Tchérémissinoff, Livia, Herrmann, François R., Lombardi, Tommaso, Siu, Kwan Ng, Lopez, Jean-Michel, Borner, Urs, Witt, Robert L., Irvine, Robert, Abboud, Olivier, Cernea, Claudio R., Ghan, Shirish, Matsunobu, Takeshi, Ahmad, Zahoor, Morton, Randall, Anicin, Aleksandar, Magdy, Emad A., Al Abri, Rashid, Konstantinidis, Iordanis, Capaccio, Pasquale, Klein, Hila, Poorten, Vincent Vander, Lombardi, Davide, Lyons, Bernard, Al Rand, Hussain, Liao, George, Jeong, K. Kim, Subha, Sethu, Su, Richard Y.-X., Chin, Hui Su, Boselie, Franciscus, Andre, Raphaël, Seebach, Jörg D., Marchal, Francis