[1] Univ Montpellier, Univ Hosp Arnaud de Villeneuve, Dept Pediat, Montpellier, France
[2] Univ Montpellier, Univ Hosp Gui de Chauliac, Dept Ear Nose & Throat & Head & Neck Surg, 80 Ave Augustin Fliche, F-34295 Montpellier 5, France
[3] Univ Montpellier, Univ Hosp Arnaud de Villeneuve, Dept Bacteriol, UMR MIVEGEC,UMR IRD 224,CNRS INSERM 1058, Montpellier, France
[4] Univ Montpellier, Univ Hosp Arnaud de Villeneuve, Dept Pediat Imaging, Montpellier, France
[5] Univ Montpellier, INSERM, Pathogenesis & Control Chron Infect, Montpellier, France