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Acute Vasodilator Responsiveness and Microvascular Recruitment in Idiopathic Pulmonary Arterial Hypertension

David Langleben, MD; Stylianos E. Orfanos, MD; Michele Giovinazzo, BSc; Robert D. Schlesinger, MD; Andrew M. Hirsch, MD; Fay Blenkhorn, RN; Lyda Lesenko, RN; Apostolos Armaganidis, MD; and John D. Catravas, PhD
[+] Article, Author, and Disclosure Information

From McGill University, Montréal, Quebec, Canada; Attikon Hospital, Athens, Greece; and Old Dominion University, Norfolk, Virginia.

Note: Drs. Langleben and Orfanos contributed equally to this work.

Acknowledgment: The authors thank the staff of the Coronary Care Unit and Cardiac Catheterization Laboratory of the Jewish General Hospital for their assistance with the study and their tender care of the patients.

Financial Support: By the William and Ida Pencer Family Foundation, the Dimitrios Banousis Foundation, the Bank of Montréal Center for the Study of Heart Disease in Women, and the Jewish General Hospital Annual Walk for Pulmonary Hypertension, all at the Jewish General Hospital.

Disclosures: Authors have disclosed no conflicts of interest. Forms can be viewed at www.acponline.org/authors/icmje/ConflictOfInterest Forms.do?msNum=M14-1402.

Ann Intern Med. 2015;162(2):154-156. doi:10.7326/M14-1402
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