1 Department of Oral Medicine, Porto Alegre Clinics Hospital (HCPA/UFRGS), Porto Alegre, RS, Brazil.
2 Department of Oral Pathology, Dental School, Federal University of Rio do Sul, Porto Alegre, RS, Brazil.
3 Post-Graduate Program in Cardiovascular Sciences, Faculty of Medicine, Federal University of Rio Grande do Sul, Porto Alegre, RS, Brazil.
4 Heart Failure and Transplant Program, Porto Alegre Clinics Hospital (HCPA/UFRGS), Porto Alegre, RS, Brazil.
5 Department of Oral Medicine, Porto Alegre Clinics Hospital (HCPA/UFRGS), Porto Alegre, RS, Brazil; Department of Oral Pathology, Dental School, Federal University of Rio do Sul, Porto Alegre, RS, Brazil.
6 Department of Oral Medicine, Porto Alegre Clinics Hospital (HCPA/UFRGS), Porto Alegre, RS, Brazil; Department of Oral Pathology, Dental School, Federal University of Rio do Sul, Porto Alegre, RS, Brazil. Electronic address: [email protected].