Long-Term Protective Immune Responses Induced by rBCG-RBD/rRBD Heterologous Prime/Boost Immunization Strategy: Fusion of RBD-Wuhan with LTB Adjuvant Induces Cross-Reactivity with SARS-CoV-2 Variant Omicron. - Gaboardi GC; Trentini MM; Kanno AI; Moraes L; Januzzi AD; Pereira LR; Dias GBM; Huergo LF; Oliveira SC; Bafica A; Leite LCC (Vaccines, 2026)