Retraction notices

Construction and Empirical Study of Learner Portrait in Online General Education Course

Type
Retraction
Notice date
12/20/2023 0:00
Journal
Discrete Dynamics in Nature and Society
Publisher
Hindawi
Notice DOI
10.1155/2023/9857875
Original paper DOI
10.1155/2022/9952300

Reasons

Matching venue names

Name match only, not an authoritative journal identifier.