title: A suction-controlled nasal aspirator for collection of nasopharyngeal secretions.
mesh_terms: D002648:Child; D006801:Humans; D007136:Immunoglobulins / Q000378:metabolism; D007442:Intubation, Intratracheal; D008722:Methods; D009305:Nasopharynx / Q000276:immunology / Q000378:metabolism*; D013048:Specimen Handling / Q000295:instrumentation*
chemical_list: D007136:Immunoglobulins