Karl R Heys

The stiffness of human cataract lenses is a function of both age and the type of cataract.

R. Truscott, Karl R. Heys, Roger J W Truscott, 2008, Experimental eye research.

Free and bound water in normal and cataractous human lenses.

R. Truscott, M. Friedrich, Karl R. Heys, 2008, Investigative ophthalmology & visual science.