Correction: Vaccination against the digestive enzyme Cathepsin B using a YS1646 Salmonella enterica Typhimurium vector provides almost complete protection against Schistosoma mansoni challenge in a mouse model - Adam S. Hassan; Nicholas H. Zelt; Dilhan J. Perera; Li Xing; Momar Ndao; Brian J. Ward (Public Library of Science (PLoS), 2021)