sentences:  It also imparts vocational training to ex-patients and underprivileged people.In addition to free treatment for a range of diseases including tuberculosis, leprosy and diabetes, treatment is also provided for thalassaemia and malnutrition by a wide range of professional volunteers.It also manages a clinic for people marginalised by HIV/AIDS and has established relationships with the Calcutta School of Tropical Medicine and the Medical College Hospital for referrals including counselling, diagnosis, treatment and institution-based care.