Use of a ball-bearing to facilitate goniolens rotation.
Cook
R M
RM
Pacific University, College of Optometry, Forest Grove, Oregon 97116, USA.
Mahdaviani
A
A
Yolton
R L
RL
D000867:Anterior Chamber / Q000033:anatomy & histology; D006068:Gonioscopy / Q000295:instrumentation*; D006801:Humans