Asbell, P. Et Al. 1999. Adjustability of refractive effect for corneal ring segments. JOURNAL OF REFRACTIVE SURGERY , vol.15, no.6 , 627-631.

Asbell, P., Ucakhan, Ö. Ö., Durrie, D., & Lindstrom, R., (1999). Adjustability of refractive effect for corneal ring segments. JOURNAL OF REFRACTIVE SURGERY , vol.15, no.6, 627-631.

Asbell, PA Et Al. "Adjustability of refractive effect for corneal ring segments," JOURNAL OF REFRACTIVE SURGERY , vol.15, no.6, 627-631, 1999

Asbell, PA Et Al. "Adjustability of refractive effect for corneal ring segments." JOURNAL OF REFRACTIVE SURGERY , vol.15, no.6, pp.627-631, 1999

Asbell, P. Et Al. (1999) . "Adjustability of refractive effect for corneal ring segments." JOURNAL OF REFRACTIVE SURGERY , vol.15, no.6, pp.627-631.

@article{article, author={PA Asbell Et Al. }, title={Adjustability of refractive effect for corneal ring segments}, journal={JOURNAL OF REFRACTIVE SURGERY}, year=1999, pages={627-631} }