1. History of goiter;Langer,1960
2. Endemic goiter and endemic thyroid disorders;Gaitan;World J Surg,1991
3. Prevalence and geographical distribution of endemic goiter;Kelly,1960
4. Intra-thoracic goiter;Lahey;Surg Gynecol Obstetrics,1934
5. Disputationes Anatonicae Selectae;Haller,1749