RT Journal Article SR Electronic T1 Muirhead's syndrome and medullipin. A new syndrome and a unique hypotensive agent. JF British Heart Journal JO Heart FD BMJ Publishing Group Ltd and British Cardiovascular Society SP 211 DO 10.1136/hrt.70.3.211 VO 70 IS 3 A1 J D Swales YR 1993 UL http://heart.bmj.com/content/70/3/211.abstract AB