Resources: Patient Investigation PI12
| Electronic Resources | |
| Medscape: A-scan biometry article | https://emedicine.medscape.com/article/1228447-overview |
| East Valley Ophthalmology, Arizona: Mastering IOL Power Calculations | www.doctor-hill.com/iol_main.htm |
| RCOphth Cataract Surgery Guidelines | https://rcophth.ac.uk/wp-content/uploads/2014/12/2010-SCI-069-Cataract-Surgery-Guidelines-2010-SEPTEMBER-2010.pdf |
