1. Biljan M Haddad N McVey K Williams J Efficiency of continuous-wave Doppler in screening high risk pregnancies in a district general hospital (a prospective randomized study on 674 singleton pregnancies). Proceedings of 26th British Congress of Obstetrics and Gynaecology; 1992; Manchester, UK, 1992:6
2. Does Doppler ultrasound alter the management of high risk pregnancy?;Burke,1992
3. The effect of introduction of umbilical Doppler recordings to obstetric practice;Johnstone;British Journal of Obstetrics and Gynaecology,1993
4. Randomized comparison of routine vs highly selective use of Doppler ultrasound and biophysical scoring to investigate high risk pregnancies;Tyrrell;British Journal of Obstetrics and Gynaecology,1990
5. Neales K Motteram J Maxwell D A randomised controlled trial to assess the use of Doppler ultrasound in the management of patients with intrauterine growth retardation Personal communication