This repository contains supplementary materials for the publication "Community challenge towards consensus on characterization of biological tissue: C4Bio’s first findings". It includes the following datasets and resources: Testing Methodology Instructions: The guidelines provided to research groups regarding the testing protocols followed throughout the challenge in testing rounds 1 and 2.Instructions_Xxx_testround.pdf Data Submission Templates: The templates provided to research groups for data submission in testing rounds 1 and 2.Results_template_RoundX.xlsx Original Submitted Data: Raw data from each research group for testing rounds 1 and 2.RGXX__results_Xxx_testround.xlsx Protocol Deviations: Deviations from the consensus protocol per research group in round 2.ProtocolDeviations_Round2.pdf Supplementary Figures: Additional figures accompanying the original publication.SupplementalFigures.pdf