VVirology3/21/2026Low-dose multivalent COVID-19 mRNA vaccines enhance broadly cross-reactive antibodies and protective immune responses of co-administered protein-based vaccinesRong Liu·Sang‐Moo Kang·Chau Thuy Tien Le·Lila D. Patterson·Ki‐Hye Kim·Noopur Bhatnagar·Jannatul Ruhan Raha·Phillip B Grovenstein·Chong Hyun Shin·Bo Ryoung Park·Lanying Du·Mahmuda Yeasmin·Mukesh Kumar·Surya Sekhar PalRead at VirologyTagsSARS-CoV-2 and COVID-19 ResearchInfectious Diseases