海量图书期刊资源，随时随地畅享阅读乐趣
The reliability of subjective refractionNiall C. Strong; Barry Winn; Lyle S. Gray; John R Pugh · 1996
Clinical evaluation of patient tolerance to autorefractor prescriptionsDr Niall C. Strang; Lyle S. Gray; Barry Winn; John R. Pugh · 1998
Clinical evaluation of infrared autorefractors for use in contact lens over refractionNiall C. Strang; Lyle S. Gray; Barry Winn; John R. Pugh · 1997