SputumSalivaSaliva, ArtificialSalivary Proteins and PeptidesTuberculosis, PulmonaryBronchiectasisCystic FibrosisBronchitisSpecimen HandlingSalivationParotid GlandMycobacterium tuberculosisAsthmaSalivary GlandsEosinophilsEosinophil Granule ProteinsMouthForced Expiratory VolumeAntitubercular AgentsSubmandibular GlandSaline Solution, HypertonicSensitivity and SpecificityBacteriological TechniquesCoughImmunoglobulin A, SecretoryExpectorantsSublingual GlandXerostomiaSuppurationPulmonary Disease, Chronic ObstructiveStreptococcus mutansBronchoscopyAdministration, InhalationTuberculosisDental PlaqueLeukocyte CountMucin-5BBiological MarkersEosinophiliaRespiratory Function TestsMicroscopyPseudomonas aeruginosaRespiratory Tract InfectionsDental PellicleLung Diseases, ObstructivePseudomonas InfectionsLeukocyte ElastaseTuberculosis, Multidrug-ResistantVital CapacityCell CountPolymerase Chain ReactionBronchial Provocation TestsDental CariesImmunoglobulin ADiagnostic Techniques, Respiratory System