导言十年前,Ramalingaswami 注意到碘缺乏在东南亚广泛存在。仅在印度,已知地甲肿病区的人口达1.2亿,其中三分之一有甲状腺肿。然而,其它零散病区还在不断地被发现,因此总的受累人口,据信可达3亿人,患甲状腺肿者有6千万人以上。在中国、印度尼西亚、中东、非洲和南美还有成 Introduction Ten years ago, Ramalingaswami noticed widespread iodine deficiency in Southeast Asia. In India alone, it is known that the area of ​​the gut ward has a population of 120 million, with one third of them having goitre. However, other areas of scattered ward are still being discovered. As a result, the total number of affected people is believed to have reached 300 million. More than 60 million people are suffering from goitre. In China, Indonesia, the Middle East, Africa and South America still have a success