G. J. Kok

More effective consumer campaign by better pilot study. A testing of the surplus value of experimental research technics in comparison with the traditional technics

G. J. Kok, J. Whittingham, 2002 .

Measuring physical activity in patients after surgery for a malignant tumour in the leg. The reliability and validity of a continuous ambulatory activity monitor.

G. J. Kok, Marten Munneke, M. S. van Dam, 2001 .