A 25-year-old doctor was found dead with her throat slit at her home in Delhi today. One of her neighbours, also a doctor, is missing, the police said. The incident took place in Ranjeet Nagar in north Delhi. Dr Garima Mishra's cousin, who lives in Delhi, informed her landlord that her door is locked from the outside. The police was subsequently informed. After reaching the home, they broke open the door to find the lying dead.