By Kahl Stefan   Schütte Kerstin   Malfertheiner Peter   in The Chinese-German Journal of Clinical Oncology

ISSN:1610-1979|6|2|123-128

Springer Publishing Company ‎(2007)‎

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By Taskinen Päivi H.   Schütte Kerstin   Prenzel Manfred   in Educational Research and Evaluation

ISSN:1380-3611|19|8|717-733

Routledge Ltd‎(2013)‎

Access to resources Favorite 12.300056