Long-term oxygen therapy improves health-related quality of life

The Hospital Anxiety and Depression Scale

A. S. Zigmond, R. P. Snaith · Acta Psychiatrica Scandinavica · 1983 · 45.5K citations

Measurement of health status

Roman Jaeschke, Joel Singer, Gordon Guyatt · Controlled Clinical Trials · 1989 · 4.8K citations

Physiological Status, Social Determinants Of Health, Public Health +2

Continuous or Nocturnal Oxygen Therapy in Hypoxemic Chronic Obstructive Lung Disease

NOCTURNAL OXYGEN THERAPY TRIAL GROUP · Annals of Internal Medicine · 1980 · 2.1K citations

Heart Failure, Pulmonary Care, Breathing Disorders +22

Functional status and well-being of patients with chronic conditions. Results from the Medical Outcomes Study

Anita L. Stewart · JAMA · 1989 · 1.9K citations

Quality Of Life, Family Medicine, Office Visits +23

Functional Status and Well-being of Patients With Chronic Conditions

Anita L. Stewart · JAMA · 1989 · 1.7K citations

Quality Of Life, Family Medicine, Office Visits +21