https://conseil-scientifique.public.lu/fr/publications/antibiotherapie/rhinosinusite-aigue-mise-a-jour-2020/rhinosinusite-aigue-mise-a-jour-2020.html 2020 false false true Luxembourg luxembourg acute disease sinusitis Rhinosinusitis Rhinosinusitis sinusitis ambulatory care general practice signs and symptoms anti-bacterial agents practice guideline adolescent adult patient care management