Objective To review biomarker discovery studies using omics data for patient stratification which led to clinically validated FDA-cleared tests or laboratory developed tests. in order to identify common characteristics and derive recommendations for future biomarker projects. Design Scoping review. Methods We searched PubMed. https://www.alarecre.com/Looney-Tunes-Marvin-the-Martian-Big-Head-Galaxy-S23-Waterproof-Case-p116784/