1. Department of Clinical and Toxicological Analysis; Federal University of Rio Grande do Norte; Natal RN Brazil
2. Universidade CEUMA; São Luis MA Brazil
3. Department of Clinical and Toxicological Analysis; School of Pharmaceutical Sciences; University of São Paulo; São Paulo SP Brazil
4. Program for Children with Cleft lip and Palate; Pediatric Hospital Professor Heriberto Ferreira Bezerra; Federal University of Rio Grande do Norte; Natal RN Brazil