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. 2023 Jun 28;110(10):1300–1308. doi: 10.1093/bjs/znad160

Fig. 2.

Fig. 2

Flow chart of selection process for the years 1999, 2009, and 2019

*Including orthopaedics, urology, neurosurgery, cardiac surgery, ophthalmology, obtetrics and gynaecology, oral and maxillofacial surgery, and otolaryngology. †Six in Chinese, two in Russian, one in Portuguese, and one in Czech.