This study was conducted in a microwave popcorn plant in November 2001. Of 149 current workers, 140 participated in the survey. Of the 140 participants, 32 were excluded from sputum induction: 27 ...
The body produces mucus, also known as phlegm or sputum, to protect sensitive tissues in the airways. Changes in the sputum color, thickness, or quantity of phlegm may indicate a health problem, such ...
In a meta-analysis, researchers found that sputum was more accurate than nasopharyngeal or oropharyngeal swabs. The study also shows early testing increased rates of COVID-19 diagnosis. Early and ...
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