National Heart, Lung, and Blood Institute creator text Bethesda, MD National Heart, Lung, and Blood Institute 2000- monographic Title from title screen (viewed on Apr. 13, 2007) National Heart, Lung, and Blood Institute. Cardiology Research Blood Research Lungs Research HE 20.3227: HE 20.3227: http://purl.access.gpo.gov/GPO/LPS79591 http://purl.access.gpo.gov/GPO/LPS79591 20160527183714.0 299906