When epidural analgesia is given for intrapartum analgesia, what are the observations/ precautions to be taken? ( Select all that apply)
A. Continuous electronic fetal monitoring after epidural analgesia

B. Continuous electronic fetal monitoring for 30 minutes during establishment or after boluses of 10 ml or more

C. Check blood pressure every 5 minutes for 15 minutes during establishment or after further boluses

D. Give loading dose of fluid before establishing epidural analgesia