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Ingebritsen, T. & Cheaney, J. (2002). Problem-based Learning in an On-line Biotechnology Course. In P. Barker & S. Rebelsky (Eds.), Proceedings of ED-MEDIA 2002--World Conference on Educational Multimedia, Hypermedia & Telecommunications (pp. 281-282). Denver, Colorado, USA: Association for the Advancement of Computing in Education (AACE).