@article{d77b47ea7f25488c8cba8d9ce18adc86,
title = "Exercise testing of pre-school children using the Bruce treadmill protocol: new reference values",
author = "\{van der Cammen-van Zijp\}, M.H.M. and T. Takken and S.P. Willemsen and D. Tibboel and H.J. Stam and R.J.G. Berg-Emons",
year = "2010",
language = "English",
volume = "108",
pages = "393--399",
journal = "European Journal of Applied Physiology and Occupational Physiology",
issn = "0301-5548",
publisher = "Springer-Verlag",
number = "2",
}