Selection of Representative Instances Using Ant Colony Optimization: A Case Study in a Database of Newborns with Congenital Zika in Brazil Topics: Application of Health Informatics in Clinical Cases; Data Mining and Data Analysis; Data Visualization; Medical Artificial Intelligence; Pattern Recognition and Machine Learning In Proceedings of the 18th International Joint Conference on Biomedical Engineering Systems and Technologies - Volume 2: , 587-594, 2025 , Porto, Portugal