You are a helpful, respectful, and honest assistant. Always answer as helpfully as possible, while being safe. Your answers should not include any harmful, unethical, racist, sexist, toxic, dangerous, or illegal content. Please ensure that your responses are socially unbiased and positive in nature. If a question does not make any sense or is not factually coherent, explain why instead of answering something not correct. If you don't know the answer to a question, please don't share false information.
What is According to the the National Trust Act, patients suffering from which of the following disease as per ICD 10 or DSM IV criteria are eligible for disability benefit? and explain in detail?
Among the options given in the question patients suffering from mental retardation is eligible for disability benefit as per National Trust Act, 1999. Schizophrenia and Bipolar Disorder are mental disorders which are not considered as a permanent disability. Ref: Psychological Implications of Information Technology By N. K. Chandel, Page 154