1. São Leopoldo Mandic Institute and Research Center, Campinas, Brazil.
2. Applied Research in Dermatology and Bartonella Infection Laboratory, University of Campinas (UNICAMP) Medical School, Campinas, Sao Paulo, Brazil.
3. Federal Institute of Education, Science and Technology of Sao Paulo, Capivari, Brazil.
4. Hematology and Transfusion Medicine Center, University of Campinas (UNICAMP), Campinas, Brazil.
5. Department of Dermatology, University of Minnesota, Minneapolis, Minnesota, USA.
6. Division of Hematology, Oncology and Transplantation, University of Minnesota, Minneapolis, Minnesota, USA.
7. Division of Dermatology, Department of Medicine, University of Campinas (UNICAMP) Medical School, Campinas, Brazil.