DEVELOPMENTS IN CARDIOVASCULAR MEDICINE Vol.23 543,786 PRACTICE Practice of m-mode and two-dimensional echocardiography / ed. by Jos Roelandt; contributors Anlike M./et al./. — The Hague ; Boston ; London : Martinus Nijhoff Publ.,1983. — XII, 297, /1/ s. : il., wykr.; 25 cm (Developments in cardiovascular Medicine ; ISBN 90-247-2336-1 (series) ; vol. 23) ISBN 90-247-2745-6 (this volume)