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Learn how to improve your lung health. Make efforts towards clean air and smokefree living. Find facts about lung diseases, such as lung cancer, COPD, asthma.

Mayo Clinic — Comprehensive medical diagnosis and treatment; locations and services; request an appointment.

National Jewish Health is the #1 respiratory hospital in the U.S. and offers treatment and research for a variety of pulmonary, cardiac, immune and related conditions.

The National Library of Medicine (NLM), on the campus of NIH in Bethesda, Maryland, is the world

Get FREE information and resources from the leading national nonprofit organization for people with allergies and asthma.

UpToDate is an evidence based, peer reviewed information resource, available via the Web and Mobile Devices. Our community includes over 4,400 leading physicians, peer reviewers, editors and over 385,000 users. UpToDate includes access to over 8,300 ...

The homepage for Johns Hopkins Medicine. The organization brings together the faculty, physicians, and scientists of the School of Medicine with professionals of the Johns Hopkins Health System.

Online Medical Dictionary and glossary with medical definitions