1. A speculum contact lens electrode for electroretinography;Burian;Electroenceph. Clin. Neurophysiol.,1954
2. Ultrasonic tonometer sterilization;Hok;Am. J. Ophth.,1964
3. Pearlman, J.T.: Computer averaging technique for routine ERG studies: A normative series in rabbits. III Symposium Internat. Soc. Clin. ERG. Highland, Park, Ill., Oct. 15, 1964, in press