Variability of spirometry in chronic obstructive pulmonary disease: results from two clinical trials.

Predictors of operative mortality and cardiopulmonary morbidity in the National Emphysema Treatment Trial.

The G691S RET polymorphism increases glial cell line-derived neurotrophic factor-induced pancreatic cancer cell invasion by amplifying mitogen-activated protein kinase signaling.

Magnitude and duration of elevated gastric pH in patients infected with human immunodeficiency virus after administration of chewable, dispersible, buffered didanosine tablets.

Sulfa use, dihydropteroate synthase mutations, and Pneumocystis jirovecii pneumonia.

Measurement of health-related quality of life in the national emphysema treatment trial.

Sequencing-based detection of low-frequency human immunodeficiency virus type 1 drug-resistant mutants by an RNA/DNA heteroduplex generator-tracking assay.

Increase in prevalence of Pneumocystis carinii mutations in patients with AIDS and P. carinii pneumonia, in the United States and China.

Lack of good correlation of serum CC-chemokine levels with human immunodeficiency virus-1 disease stage and response to treatment.

Methodologic issues in terminating enrollment of a subgroup of patients in a multicenter randomized trial.

Peptide YY exhibits a mitogenic effect on pancreatic cells while improving acute pancreatitis in vitro.

Gfi-1 attaches to the nuclear matrix, associates with ETO (MTG8) and histone deacetylase proteins, and represses transcription using a TSA-sensitive mechanism.

A randomized trial comparing lung-volume-reduction surgery with medical therapy for severe emphysema.

Cost effectiveness of lung-volume-reduction surgery for patients with severe emphysema.

HIV production from purified monocytes isolated from antiretroviral-naĂŻve and protease inhibitor-treated HIV-1-infected patients.