@inbook{57275816, author={Reda E. Girgis, MD, BCh}, editor={Imboden, John B. and Hellmann, David B. and Stone, John H.}, title={Chapter 63. Pulmonary Hypertension}, booktitle={CURRENT Diagnosis & Treatment: Rheumatology, 3e}, publisher={The McGraw-Hill Companies}, address={New York, NY}, year={2013}, url={accessmedicine.mhmedical.com/content.aspx?aid=57275816} }