Randomised Controlled Trial of Cardiotocography Versus Doppler Auscultation of Fetal Heart at Admission in Labour in Low Risk Obstetric Population Commentary: Changes Between Protocol and Manuscript Should Be Declared at Submission Commentary: Research Governance Must Focus on Research Training Commentary: Approach to Power Calculations Has to Be Realistic
BMJ
doi 10.1136/bmj.322.7300.1457