医疗健康类搜索引擎及目录索引

.....................................................................................

眼科 Ophthalmology：

LasikDocShop - A national directory of surgeons that perform refractive surgery.

lensprice - Free price guide for contact lens shoppers. Search by brands or manufacturers.

OphthoGuide - Ophthalmology search engine.

Optisearch.com - Eyewear search engine.