Highlights ■ Rheumatoid arthritis increases the popliteal lymph node  area in rats. ■ Resistance exercise and photobiomodulation modulate immune cell populations. ■ Both therapies reduce plasma cells and inflammatory cell infiltration. ■ Combined therapy shows no additional benefits over isolated treatments. ABSTRACT Objective: This study developed and evaluateed a retrieval-augmented generation (RAG)-based large language model system designed to standardize and improve antimicrobial treatment protocol adherence, leveraging the Antimicrobial Treatment Guide from the Hospital Israelita Albert Einstein in São Paulo, Brazil. […]