A STUDY ON THE CHANGE TRENDS OF KESHAN DISEASE AND ENVIRONMENTAL SELENIUM IN HULUN BUIR LEAGUE,INNER MONGOLIA
Li Ribang, Yuan Piye, Wang Wuyi, Tan Jianan, Ju Shanjian
SCIENTIA GEOGRAPHICA SINICA . 1993, (4): 368 -374,392 .  DOI: 10.13249/j.cnki.sgs.1993.04.368