Comparison of ultrasonic and ophthalmoscopic evaluation of retinopathy of prematurity.
Jokl DH, Silverman RH, Springer AD, Towers H, Kane S, Lopez R, Chiang MF, Lloyd HO, Barbazetto I, Horowitz R, et al. J Pediatr Ophthalmol Strabismus. 2004 Nov-Dec; 41(6):345-50.