共 50 条
- [1] ULTRASONOGRAPHY IN OBSTETRICS AND GYNECOLOGY - CALLEN,PW JAMA-JOURNAL OF THE AMERICAN MEDICAL ASSOCIATION, 1983, 250 (13): : 1779 - 1779
- [2] ULTRASONOGRAPHY IN OBSTETRICS AND GYNECOLOGY - CALLEN,PW NEW ENGLAND JOURNAL OF MEDICINE, 1983, 308 (24): : 1486 - 1486
- [4] ULTRASONOGRAPHY IN OBSTETRICS AND GYNECOLOGY - METHODS AND APPARATUS GYNAKOLOGE, 1978, 11 (01): : 2 - 9
- [7] THE MOST FREQUENT ERRORS IN ULTRASONOGRAPHY IN OBSTETRICS AND GYNECOLOGY ANNALES DE CHIRURGIE, 1988, 42 (01): : 43 - 51