共 7 条
[1]
COMPARISON OF CROWN-RUMP LENGTH MEASUREMENTS USING A REAL-TIME SCANNER IN AN ANTENATAL CLINIC AND A CONVENTIONAL B-SCANNER
[J].
BRITISH JOURNAL OF OBSTETRICS AND GYNAECOLOGY,
1979, 86 (07)
:521-524
[2]
USE OF A PORTABLE REAL-TIME ULTRASOUND SCANNER IN DISTRICT ANTENATAL CLINICS
[J].
BRITISH JOURNAL OF OBSTETRICS AND GYNAECOLOGY,
1978, 85 (07)
:492-494
[3]
COMPARISON BETWEEN LINEAR-ARRAY REAL-TIME ULTRASONIC-SCANNING AND CONVENTIONAL COMPOUND SCANNING IN MEASUREMENT OF FETAL BIPARIETAL DIAMETER
[J].
BRITISH JOURNAL OF OBSTETRICS AND GYNAECOLOGY,
1977, 84 (12)
:924-929
[4]
ULTRASONIC MEASUREMENT OF FETAL CROWN-RUMP LENGTH AS A METHOD OF ASSESSING GESTATIONAL AGE
[J].
BRITISH JOURNAL OF OBSTETRICS AND GYNAECOLOGY,
1976, 83 (06)
:417-421
[6]
CRITICAL EVALUATION OF SONAR CROWN-RUMP LENGTH MEASUREMENTS
[J].
BRITISH JOURNAL OF OBSTETRICS AND GYNAECOLOGY,
1975, 82 (09)
:702-710
[7]
SONAR MEASUREMENT OF FETAL CROWN-RUMP LENGTH AS MEANS OF ASSESSING MATURITY IN FIRST TRIMESTER OF PREGNANCY
[J].
BMJ-BRITISH MEDICAL JOURNAL,
1973, 4 (5883)
:28-31