![Effectiveness of earlier antenatal screening for sickle cell disease and thalassaemia in primary care: cluster randomised trial]()
Effectiveness of earlier antenatal screening for sickle cell disease and thalassaemia in primary care: cluster randomised trialDormandy, E.; Gulliford, M.; Bryan, S.; Roberts, T. E.; Calnan, M.; Atkin, K.; Karnon, J.; Logan, J.; Kavalier, F.; Harris, H. J.; Johnston, T. A.; Anionwu, E. N.; Tsianakas, V.; Jones, P.; Marteau, T. M. · BMJ · 2010