543,786 ROELANDT JOS /red./ PRACTICE Practice of m-mode and two-dimensional echocardiography / ed. by Jos Roelandt; contributors Anlike M.' /et al./. — The Hague; Boston ; London : Martinus Nijhoff Pub.,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)