Generally speaking, the two doctors have their own advantages, but there may be differences in some aspects. The following are their specific comparisons:

* Position: Yao Ke, Dean of Zhijiang Hospital of Zhejiang Ophthalmic Hospital, and concurrently the executive deputy director of optometry center of Wenzhou Medical University. In contrast, Yao Yufeng is the director of ophthalmology at Shaw Hospital.

* Published papers: Yao Ke published more than 70 papers in Chinese Journal of Ophthalmology and more than 40 papers internationally. Yao Yufeng published more than 100 papers, including more than 20 SCI papers.

To sum up, Yao Ke and Yao Yufeng are different in professional titles, positions and published papers. You can choose the right doctor according to your specific needs and preferences.