I. Chisholm

The use of directional Doppler ultrasound in the assessment of saphenofemoral incompetence.

J. Royle, A. Chan, I. Chisholm, 2008, The Australian and New Zealand journal of surgery.

Proflavine photodynamic viral inactivation in herpes simplex keratitis.

D. O'day, N. Rice, S. Pilley, 1975, American journal of ophthalmology.

Bilaterality of drusen.

A. Bird, D. Pauleikhoff, D. Minassian, 1990, British Journal of Ophthalmology.