April 23, 2026- “New PolyBio-Supported Study Identifies Microclots, Endothelial Injury Markers, and Neutrophil Activation in Children and Young Adults with Long COVID” - https://polybio.org/new-study-polybio-supported-study-identifies-microclots-endothelial-injury-markers-and-neutrophil-activation-in-children-and-young-adults-with-long-covid/