| Affiliation: | 1. Hospital Santo Ant?nio and Hospital Moinhos de Vento, Porto Alegre, RS, Brazil;2. Department of Surgery, Universidade Federal do Rio Grande do Sul (UFRGS), Pediatric Thoracic Surgery Unit/Pediatric Surgery Service, Hospital de Clínicas de Porto Alegre (HCPA), Porto Alegre, RS, Brazil;3. Department of Pediatrics, Universidade Federal de Ciências da Saúde de Porto Alegre (UFCSPA), Hospital Santo Ant?nio, Porto Alegre, RS, Brazil;4. Department of Biomedical Engineering, HCPA, Porto Alegre, RS, Brazil;5. Department of Pathology, UFRGS and HCPA, Porto Alegre, RS, Brazil;6. Unit of Microbiology and Molecular Biology, Division of Clinical Pathology, HCPA, Porto Alegre, RS, Brazil;7. School of Medicine, UFRGS and HCPA, Porto Alegre, RS, Brazil |
