BEST is the interface between the world of midwifery and the world of medicine. BEST is designed to improve practitioners' ability to act decisively in an emergency and to see it though until resolved or until mother and baby are under physician management. Topics covered include pain and bleeding in pregnancy, hypertension, preterm labor, malpresentations, undiagnosed twins, abnormal fetal heart rate, neonatal resuscitation, shock, trauma, syncope and cardiac arrest.