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Willeke A van den Beld,
Gitty AC van der Sanden,
Rob CA Sengers,
André LM Verbeek
and Fons JM Gabreëls
(2006).
Validity and reproducibility of a new diagnostic motor performance test in children with suspected myopathy. Developmental Medicine & Child Neurology,
48
,
pp 20-27
doi:10.1017/S0012162206000065