ผู้เขียน: Marc N. Pelt

Osteoarthritis (OA) also known as degenerative arthritis or degenerative joint disease, is a group of mechanical abnormalities involving degradation of joints, including articular cartilage and subch …

Prior to the initiation of economic reforms and trade liberalization 33 years ago, China maintained policies that kept the economy very poor, stagnant, centrally controlled, vastly inefficient, and r …