Relationship between corneal topographical changes and subjective myopic reduction in overnight orthokeratology：a retrospective study.Chan B, Cho P, Mountford J. Clin Exp Optom 2010：237-242.
Astigmatic changes in orthokeratologyCheung SW, Cho P, Chan B. Optom Vis Sci 2009; 86: 1352-1358.
The validity of Jessen formula in overnight orthokeratology: A retrospective studyChan B, Cho P, Mountford J. Ophthal Physiol Opt 2008;28:265-8.
Orthokeratology Practice in a University Clinic in Hong Kong: children populationChan B, Cho P, Cheung SW. Clin Exp Optom 2008;91:453-60.
A comparative study of biweekly disposable contact lenses: silicone hydrogel versus hydrogel. Cheung SW, Cho P, Chan B, Choy C, Ng V. Clin Exp Optom 2007:90:124-131
Case report: the occurrence of fibrillary lines in overnight orthokeratologyCheung SW, Cho P, Bron AJ, Chui V, Chan B. Ophthal Physiol Opt 2006;26：525-531.
Repeatability and agreement of two A-scan ultrasonic biometers and IOLMaster in non-orthokeratology subjects and post-orthokeratology children. Chan B, Cho P, Cheung SW. Clin Exp Optom 2006;89：160-168.
The effect of axial length on ocular blood flow assessment in anisometropesAndrew K. C. Lam, Suk-tak Chan, Ben Chan and Henry Chan. Ophthalmic and Physiological Optics, Volume 23, Issue 4, Page 315-320, Jul 20039. Anterior chamber angle measurement with Anterior Eye Segment analysis system Nidek EAS-1000®：improving the repeatabilityTsui-tsui Lee, Andrew K. C. Lam and Ben L. K. Chan. Ophthalmic and Physiological Optics, Volume 23, Issue 5, Page 423-428, Sep 2003
