RT Journal Article SR Electronic T1 PULMONARY VASCULAR PATTERNS IN PULMONARY HYPERTENSION JF British Heart Journal JO Heart FD BMJ Publishing Group Ltd and British Cardiovascular Society SP 353 OP 365 DO 10.1136/hrt.19.3.353 VO 19 IS 3 A1 A. E. Doyle A1 J. F. Goodwin A1 C. V. Harrison A1 R. E. Steiner YR 1957 UL http://heart.bmj.com/content/19/3/353.abstract AB