@article{6b8dd53282424aa08106a72385078867,
title = "Six-minute walking test in children with ESRD: discrimination validity and constructie validity",
author = "T. Takken and R.H.H. Engelbert and \{van Bergen\}, M.W.M. and J. Groothoff and J. Nauta and \{van Hoeck\}, K. and M.R. Lilien and P.J.M. Helders",
year = "2009",
language = "Undefined/Unknown",
volume = "24",
pages = "2217--2223",
journal = "Pediatric Nephrology",
issn = "0931-041X",
publisher = "Springer Science and Business Media Deutschland GmbH",
number = "11",
}