1. Department of Clinical Pathology
2. School of Medical Sciences. State University of Campinas – UNICAMP
3. 13083-881 Campinas, Brazil
4. Team of Forensic Medicine West
5. Medico-Legal Institute
6. Police Technical Scientific Superintendence – SPTC
7. , Brazil
8. ThoMSon Mass Spectrometry Laboratory
9. Institute of Chemistry
10. University of Campinas – UNICAMP
11. 13085-970 Campinas, Brazil
12. Group of Spectrometry
13. Sample Preparation and Mechanization (GEPAM)
14. Institute of Chemistry. State University of Campinas – UNICAMP
15. 13084-862 Campinas, Brazil