1. Thyroid cancer and thyrotoxicosis in the United States: Their relation to endemic goiter;Pendergrast;J. Chron. Dis.,1961
2. Bocio simple y sal yodada en Colombia;Gongora y Lopez;Revl. Hig. (Bogotá),1951
3. Survey of the pathology of thyroid glands from Cali, Colombia — a goiter area;Correa;Lab. Invest.,1961
4. The comparative pathology of goiter in a nonendemic and an endemic area;Welsh;Arch. Path.,1960