Visakhapatnam: Voicing concern over the dearth of Navodaya Vidyalaya Samiti Schools; especially in tribal areas, Rama Gopal Gaduturi, president of the Indian Confederation of Indigenous and Tribal Peoples, Andhra Pradesh, shot off a letter to Union minister of education Dharmendra Pradhan, and urged him to set up 13 more such schools for ensuring quality education in the state. Speaking about …