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phlegm

A more than normal amount of thick mucus made by the cells lining the upper airways and lungs. A buildup of phlegm may be caused by infection… 
National Institutes of Health

Papers overview

Semantic Scholar uses AI to extract papers important to this topic.
2009
2009
Temperature Regulation and the Pathogenesis of Fever
Highly Cited
2005
Highly Cited
2005
Dose-Response Relations for Anal Sphincter Regarding Fecal Leakage and Blood or Phlegm in Stools after Radiotherapy for Prostate Cancer
Background:The estimation of the parameters that describe the dose-response relations of anal sphincter regarding the clinical… 
Highly Cited
1993
Highly Cited
1993
Race and gender differences in respiratory illness prevalence and their relationship to environmental exposures in children 7 to 14 years of age.
Race and gender differences in respiratory illness prevalence rates were assessed in a cohort of 8,322 white children and 1,056… 
Review
1991
Review
1991
Studies on the respiratory health of primary school children in urban communities of Hong Kong.
1989
1989
Respiratory health effects associated with ambient sulfates and ozone in two rural Canadian communities.
1989
1989
Hazards of long distance cycling.
smoking fewer than 20 cigarettes a day were 48 1 and 47-4 b/min, respectively. In men smoking 20 or more a day the mean deficit… 
Highly Cited
1987
Highly Cited
1987
Epidemiological-environmental study of diesel bus garage workers: chronic effects of diesel exhaust on the respiratory system.
Review
1980
Review
1980
LUNG FUNCTION AND SYMPTOMS OF CIGARETTE SMOKERS RELATED TO TAR YIELD AND NUMBER OF CIGARETTES SMOKED
Highly Cited
1969
Highly Cited
1969
Chronic respiratory disease in hemp workers.
1965
1965
RESPIRATORY ILLNESS IN FACTORY AND OFFICE WORKERS. A STUDY OF MINOR RESPIRATORY ILLNESSES IN RELATION TO CHANGES IN VENTILATORY CAPACITY, SPUTUM CHARACTERISTICS, AND ATMOSPHERIC POLLUTION.
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