P. Van Daele

A representative study of cardiac rehabilitation activities in European Union Member States: the Carinex survey.

H. McGee, L. Vanhees, D. Schepers, 2002, Journal of cardiopulmonary rehabilitation.

The adaptation of night nurses to different work schedules.

J. Dirkx, P. Verhaegen, R. Cober, 1987, Ergonomics.