Effect of systemic administration of Bifidobacterium animalis subsp. lactis HN019 on apical periodontitis. - Araujo LDC; Segato RAB; Reis TPC; Salvador SLS; Furlaneto FAC; Messora MR; Nelson-Filho P; Almeida LKY; Lucisano MP; Silva CMPC; Silva LABD (Brazilian oral research, 2023)