Research Background and Rationale At the end of December 2019, pneumonia of unknown origin was detected in the hospitals of Wuhan city, China, and reported to the WHO country office for the first time [1-3]. After a few days, the Chinese government has confirmed the human-to-human transmission of
Osteoarthritis (OA) is a joint disorder caused by wear and tear on the joint over time; as a result, the protective cartilage of the bone in the joint gradually wears down. The lifetime risk of developing OA in the knee, with symptoms such as pain, aching, and stiffness, is 40% in men and 47% in