NIHOYANNPOULOS PETROS 310,225 ECHOCARDIOGRAPHY Echocardiography 1996 / ed. by Petros Nihoyannopou-los and Hark Honaghan and Peter Hills. - [London : BHJ Publ. Group, 1996]. - 48 s. s il., wykr. ; 29 cm (Heart, ISSN 1355-6037 ; vol. 75, suppl. 2)