Drupal-Bibcite0<style face="normal" font="default" size="100%">Spheroids and organoids as humanized 3D scaffold-free engineered tissues for SARS-CoV-2 viral infection and drug screening</style><style face="normal" font="default" size="100%">Spheroids and organoids as humanized 3D scaffold-free engineered tissues for SARS-CoV-2 viral infection and drug screening</style>