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- W28919207771 license "cc-by" @default.
- W28919207771 hasURL "https://doi.org/10.1186/s13063-018-2881-3" @default.
- W28919207771 type Location @default.
- W28919207771 hasSource S109512841 @default.
- W28919207771 hasVersion "publishedVersion" @default.
- W28919207771 isOa "true" @default.
- W28919207771 pdfUrl "https://trialsjournal.biomedcentral.com/track/pdf/10.1186/s13063-018-2881-3" @default.