ULTRASONOGRAPHY 804,440 Ultrasonography in obstetrics and gynecology / [ed. by Peter W . Callen. - [3rd ed.]. - Philadelphia [etc.] : W . B. Saunders C o . a div. of Harcourt Brace and Co ., [1994]. - XVIII, 755 s. : il., wykr. ; 29 cm ISBN 0-7216-6712-0