Latest research: reg inhalation #marijuana #cannabis prob doesn't cause obstructive lung dis. bit.ly/1zF72cK; bit.ly/17w6azE
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John Hansen-Flaschen
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John Hansen-Flaschen
@flaschej
Professor of Medicine and Medical Director, Paul Harron Lung Center, University of Pennsylvania. Editor, Annals of the American Thoracic Society
Philadelphia, Pennsylvania เข้าร่วม Haziran 2014
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