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Risk factors and severity of keratoconus on the East Coast of China.

Yujie MouQiyu QinXiaodan HuangXiuming Jin
Published in: International ophthalmology (2022)
The research was retrospectively registered, and the trial registration number is ChiCTR1900021273, and the registration date is 2019/02/09.
Keyphrases
  • risk factors
  • study protocol
  • phase iii
  • clinical trial
  • phase ii
  • double blind