Efficacy of regular gargling with a cetylpyridinium chloride plus zinc containing mouthwash can reduce upper respiratory symptoms - Francisco Wilker Mustafa Gomes Muniz; Maísa Casarin; Natália Marcumini Pola; Cassiano Kuchenbecker Rösing; Taciane Menezes da Silveira; Francisco Hecktheuer Silva; Guilherme Azario de Holanda; Larissa Viana de Oliveira; Pedro Paulo de Almeida Dantas; Bernal Stewart; Zilson Malheiros; Carlos Benítez; et al. (PLoS ONE, 2025)