Article Takedown/Update Request

This is an update request for the document Current problems with the prerequisites for flipped classroom teaching---a case study in a university in Northwest China by Yi Li

Your paper was deposited in MUCC (Crossref) and appears online at https://slejournal.springeropen.com/track/pdf/10.1186/s40561-018-0051-4?site=slejournal.springeropen.com
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