References
- Ashton J.R. (1980) The psychosocial outcome of induced abortion. British Journal of Obstetrics and Gynaecology, 87, 1115–1122.
- Jarallah Y. and Geirsson R.T. (1985) Is routine ultrasound before termination of pregnancy worthwhile? Scottish Med-ical Journal, 30, 232— 233.
- Jermy K., Oyelese 0. and Bourne T. (1999) Uterine anomalies and failed surgical termination of pregnancy: the role of routine pre-operative transvaginal sonography. Ultrasound Obstetrics and Gynecology, 14, 431 —433.
- Law R.G. and Wilkins M.H. (1980) Routine ultrasound before termination of pregnancy. Journal of Obstetrics and Gynae-cology, 1, 115–118.
- Paul M., Schaff E. and Nichols M. (2000) The role of clinical assessment, hCG assessment and ultrasonography in medical abortion practice. American Journal of Obstetrics and Gynecology, 183, S34—S43.
- Pennes DR., Bowerman R.A., Silver T.M. and Smith S.J. (1987) Failed first trimester pregnancy termination: uterine anomaly as etiologic factor. Journal of Clinical Ultrasound, 15, 165 — 170.