Su Shi\'s poems responding to Tao\'s highlighted man\'s unyielding,broad-minded character and plain and natural poem style who had come through a spirit adventure.

Be Firm,Persistent and Unyielding——On Talking about Li Qingzhao s Main Characteristic;

Prevalence of refractive error in defined populations in rural and urban areas in Beijing;

Study of the criteria of refractive error for the amblypia of preschool children

Residual refractive error in the range of±0.

Simulation and correction experiment on eye ametropia——determination of focal distance(focal power) of thin lenses;

Laser in situ Keratomileusis for Treatment of Ametropia after Cataract Extraction and Intraocular Lens Implantation;

VDT regards weary and the ametropia;

Accuracy of Zywave aberrometer in measurement of refractive errors;

A Case-control study on risk factors of preschool children s refractive errors and amblyopia;

Management of difficult refractive errors in teenagers with rigid gas-permeable contact lens;

MRI study on the surface area of occipital lobe in children with ametropic amblyopia;

The Clinical Observation on the Children s Ametropic Amblyopia by Combination Therapy;

To analyze the refractive state of ambly opic (AMB) eye on c hildren and the relation between its and AMB degree Methods: We optometried at the cycloplegia state on 161 patients (263 eyes) and recorded their ametropic (A ME) type, diopter, antimetropia, fixation character and AMB degree Then we ana l yzed the refractive state and AMB degree with the statistical analysis Results: In 263eyes, 25.