[1] Univ Ghent, Ghent, Belgium
[2] Karolinska Inst, Stockholm, Sweden
[3] Sun Yat Sen Univ, Affiliated Hosp 1, Guangzhou, Peoples R China
[4] Sanofi, Chilly Mazarin, France
[5] Univ Amsterdam, Med Ctr, Locat AMC, Amsterdam, Netherlands
[6] Kings Coll London, London, England
[7] Eastern Virginia Med Sch, Norfolk, VA 23501 USA
[8] Univ Hosp Leuven, Leuven, Belgium
[9] Harvard Med Sch, Brigham & Womens Hosp, Div Otolaryngol Head & Neck Surg, Boston, MA 02115 USA
[10] Regeneron Pharmaceut Inc, 777 Old Saw Mill River Rd, Tarrytown, NY 10591 USA
[11] Sanofi, Bridgewater, NJ USA