Fetus Diseases 55 Pregnancy 39 Pregnant women 33 Abnormalities 31 Legal status, laws, etc 31 Ultrasonic imaging 31 更多 ... Diagnosis 28 Newborn infants 25 Moral and ethical aspects 21 Prenatal diagnosis 20 Abortion 18 Social aspects 16 Growth 15 Obstetrics 15 Prenatal influences 15 Development 14 Effect of drugs on 14 Law and legislation 14 Complications 13 Physiology 12 Nutrition 11 Diagnostic ultrasonic imaging 10 Infants 10 History 9 Prenatal care 9 Research 9 Ultrasonics in obstetrics 9 Women's rights 9 Abnormalities, Human 8 少 ...