A 19-year-old woman with BMI 14, amenorrhoea and bradycardia presents with restrictive eating and fear of weight gain. She denies risk but her parents are very concerned. What is the most appropriate management?ADischarge with dietary advice onlyBUrgent referral and likely admission to a specialist eating disorder serviceCStart high-dose SSRIs immediatelyDTreat as simple dieting behaviour in primary careEAdvise intense exercise to build muscleCheck my answer