Chronic obstructive pulmonary disease (COPD) remains a major public health problem. It is
the fourth leading cause of chronic morbidity and mortality in the United States, and is …

Chronic obstructive pulmonary disease (COPD) is a substantially underdiagnosed disorder,
with the diagnosis typically missed or delayed until the condition is advanced. Spirometry is …

Some studies suggest that ‘‘classical’’cardiorespiratory and metabolic indicators have limited
applicability to training control in contemporary highly trained athletes. In elite longdistance …

Background: Underground miners exposed to high levels of radon have an excess risk of lung
cancer. Residential exposure to radon is at much lower levels, and the risk of lung cancer …

BACKGROUND: To date only two controlled studies have been published on the effects of
domiciliary oxygen treatment on survival in patients with chronic obstructive pulmonary …

Cohort studies have consistently shown underground miners exposed to high levels of radon
to be at excess risk of lung cancer, and extrapolations based on those results indicate that …

The Vrentas/Duda free‐volume diffusion model accurately correlates polymer/solvent diffusion
coefficients over wide ranges of concentration and temperature. Currently the model is …

Background: Chronic obstructive pulmonary disease (COPD) is a common disease with a
steadily increasing prevalence and mortality. However, recent epidemiological estimates differ …

Although the factors associated with mortality, such as forced expiratory volume in one second
(FEV1), arterial oxygen tension (Pa, O2) and pulmonary arterial pressure, have been well …

Ferulic acid is a potent ubiquitous plant antioxidant. Its incorporation into a topical solution
of 15% L-ascorbic acid and 1% α-tocopherol improved chemical stability of the vitamins (C+E) …