Jan Van Damme

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Solitary fibrous tumor (SFT) is an uncommon spindle cell tumor that typically arises at the level of the pleura in adults. However, SFT has also been reported in various extrapleural sites including orbit, meninges, liver, lung, salivary glands, retroperitoneum, mediastinum. In the head and neck region, SFT has been documented in the external auditory(More)
Separability in ordinary regression is achieved by partitioning the set of explanatory variables into mutually orthogonal subsets. The coefficient vector of each subset is separate: its estimate depends only on the response and on the explanatory variable scores of the subset. The feasibility of formulating multilevel models with subsets of separate(More)
Henry Nsubuga Kiwanuka and Jan Van Damme Centre for Educational Effectiveness and Evaluation, KU Leuven, Belgium jan.vandamme@ppw.kuleuven.be Wim Van Den Noortgate Faculty of Psychology and Educational Sciences, Campus Kulak Kortrijk, KU Leuven, Belgium Dickson Nkafu Anumendem Centre for Educational Effectiveness and Evaluation, KU Leuven, Belgium Speranza(More)
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