Lok Hospital Jeevan Sahara Kendra Rural Health Project Sam & Margret Thomas Raghu & Lydia   Medical Elective Curriculum Ragu & Lydia Ragu and Lydia have lived in Siliguri for the past fourteen years, approximately 350 miles north of Calcutta near the Nepal-India border. They are involved in computer training for youth and distribution of literature in the Nepali language. :