FDA considers dental amalgam fillings safe for adults and childr

https://www.fda.gov/MedicalDevices/ProductsandMedicalProcedures/DentalProducts/DentalAmalgam/ucm171094.htm

 

所有跟帖： 

• 我是擔心crown的材料。現在大多是用porcelain/ceramic substrate。 可我一查材料，還像也讓人擔心 -kathyzh- ♀ (398 bytes) () 11/21/2017 postreply 05:33:58