Grace Taylor and Leah SherwoodTop StoriesBusiness InsightsOhio, Kentucky doctors convicted in scheme to bill Medicaid for millions of dollars in unnecessary urinalysis testingThe doctors billed Medicaid for millions of dollars in medically unnecessary urinalysis testing for their patients, including testing allegedly conducted on faulty machinery, OIG said.CancerImpact of circadian rhythms on cellular functions points to better ways to treat cancerBusiness InsightsU.S. IVD market reaches $53 billionSequencingRNA-seq analysis links protein to spread of pancreatic cancer, reveals potential drug targetCOVID-19Rapid nirmatrelvir treatment in study reduced long-COVID risk