Doctor, I am from Qingdao City, China. My mother has got the sick of knee periostitis for 30 years, she it 60 years old this year. Recently, she feel mor pain than before. I am looking for the way of treatment. I don t want to see this kinds of condition any more. As you know, the medecine level of China is lower than America, so I want to get your help. Please help me, thank you.