TY - BOOK AU - Chudleigh, T AU - Thilaganathan, B TI - Obstetric ultrasound: how, why and when, edited by T Chudleigh et al. 3rd ed. 2004 SN - 9780443054716 PY - 2004/// PB - Churchill Livingstone KW - Pregnancy complications KW - Prenatal diagnosis KW - Ultrasonics KW - Obstetrics KW - Diagnosis ER -