TY - BOOK AU - Jurkovic,D. AU - Jauniaux,E. TI - Ultrasound and early pregnancy SN - 1850706158 PY - 1996/// CY - New York PB - Parthenon Publishing KW - Pregnancy Trimester, First KW - physiology KW - Prenatal Diagnosis KW - methods KW - Ultrasonography KW - Pregnancy Complications KW - ultrasonography ER -