More than 2,000 cured patients are still housed in mental hospitals in the country when they should not stay there even for an extra day, NHRC chairperson justice (retd) Arun Kumar Mishra said on Wednesday.The NHRC chief said this in his address during a national conference on mental health held at Vigyan Bhawan here, in the presence of Union Minister of State for Health Bharti Pravin Pawar, among other dignitaries.