Nasopharyngeal aspirate value in paediatric chronic lower respiratory tract illness
Francesca Lunardi, Stefania Edith Vuljan, Egle Perissinotto, Federica Pezzuto, Sandro Malacrida, Samuela Bugin, Ilaria Bertozzi, Deborah Snijders, Stefania Rizzo, Angelo Barbato, Fiorella Calabrese
European Respiratory Journal Jun 2018, 51 (6) 1701783; DOI: 10.1183/13993003.01783-2017