OBJECTIVES
Orthopaedics-related diseases and conditions are a significant burden worldwide. In this study, we aimed to compare the quantity and quality of research output in the field of orthopaedics from Mainland China (MC), USA, UK, Japan and Germany.
SETTING
The USA, UK, Japan, Germany and MC.
PARTICIPANTS
We selected orthopaedics journals from the subject category 'orthopedics' from the...