1. ESTIMATION OF STAPES PISTON MOTION WITH UNI-DIRECTIONAL MEASUREMENTS IS PRONE TO ERROR. Author Decraemer, W. F., Khanna, S. M., de La Rochefoucauld, O., Dong, W., Dirckx, J. J. J., and Olson, E. S. Subjects STAPES, COCHLEA, INNER ear, ANTISEPTICS, INTERFEROMETERS Published 2007