Dahl's Sign: An Indicator of Severe Chronic Obstructive Pulmonary Disease

Sreenath Meegada1, Madhavi Annakula1, Tejo Challa1

  • 1Internal Medicine, The University of Texas Health Science Center/Christus Good Shepherd Medical Center, Longview, USA.

Cureus
|March 20, 2020
PubMed

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