Calculating Pulmonary Valve AreaNEAL, WILLIAM A. M.D.LUCAS, RUSSELL V. JR. M.D.RAO, S. M.D.MOLLER, JAMES H. M.D.Author informationWest Virginia University, Morgantown, West Virginia 26506Circulation 51(5):p 950, May 1975.Copyright © 1975 American Heart Association, Inc.