In addition, with a mountainous area and inland, long-term anoxic, lack a few microelement (if be short of iodic) , affect adolescent to grow thereby growth level, also have particular concern.

• 此外，与内地、山区长期缺氧、缺乏一些微量元素(如缺碘)，从而影响青少年生长发育水平，也有一定关系。