K E Higgins

Spatial contrast sensitivity. Importance of controlling the patient's visibility criterion.

K E Higgins, M J Jaffe, N J Coletta, 1984, Archives of ophthalmology.

Color vision testing: an alternative 'source' of Illuminant C.

K Knoblauch, K E Higgins, A Moskowitz-Cook, 1978, Modern problems in ophthalmology.

Spatial contrast sensitivity: effects of age, test-retest, and psychophysical method.

K E Higgins, M J Jaffe, R C Caruso, 1988, Journal of the Optical Society of America. A, Optics and image science.

Effect of artificial central scotoma on the spatial contrast sensitivity of normal subjects.

K E Higgins, N J Coletta, R C Caruso, 1983, Investigative ophthalmology & visual science.

Age and illuminance effects in the Farnsworth-Munsell 100-hue test.

K Knoblauch, K E Higgins, F M de Monasterio, 1987, Applied optics.