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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… Expand
National Institutes of Health

Papers overview

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Highly Cited
2019
Highly Cited
2019
Background E‐cigarettes are commonly used in attempts to stop smoking, but evidence is limited regarding their effectiveness as… Expand
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Review
2009
Review
2009
Environmental tobacco smoke (ETS) is a major risk factor for poor lung health in children. Although parental smoking is the… Expand
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Highly Cited
2008
Highly Cited
2008
The invention discloses a traditional Chinese medicine for treating meningitis, pneumococcus, cough, asthma, chest distress… Expand
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Review
2004
Review
2004
Children's exposure to tobacco constituents during fetal development and via environmental tobacco smoke (ETS) exposure is… Expand
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Highly Cited
2002
Highly Cited
2002
Objectives/Hypothesis Laryngitis secondary to gastric acid reflux is a prevalent, yet incompletely understood, otolaryngological… Expand
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Highly Cited
2001
Highly Cited
2001
Objectives Proton‐pump inhibitors are often recommended in the treatment of laryngitis secondary to gastric reflux. Despite… Expand
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Highly Cited
2000
Highly Cited
2000
Prenatal exposure to polychlorinated biphenyls (PCBs) and dioxins is associated with changes in the T-cell lymphocyte population… Expand
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Review
1996
Review
1996
The aim of the Teplice Program is to investigate and assess the impact of air pollution on the health of the population in the… Expand
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Highly Cited
1986
Highly Cited
1986
 
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Highly Cited
1974
Highly Cited
1974
Abstract The incidence of pneumonia and bronchitis has been studied in 2205 infants over the first five years of life. In the… Expand
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