Propolis effects in periodontal disease seem to affect coronavirus disease: a meta-analysis - Sales Peres, Sílvia Helena de Carvalho; Azevedo-Silva, Lucas José de; Castilho, Ana Virgínia Santana Sampaio; Castro, Marcelo Salmazo; Sales-Peres, André de Carvalho; Machado, Maria Aparecida de Andrade Moreira (Brazilian Oral Research, 2023)