Handling Missing Data and Attrition Bias in Unbalanced Panel Data Sets: Multiple Imputation Techniques and Inverse Probability Weighting in Longitudinal Health Economics Research. Orient Journal of Emerging Paradigms in Artificial Intelligence and Autonomous Systems, [S. l.], v. 15, n. 6, p. 1–11, 2025. Disponível em: https://orientacademies.com/index.php/OJEPAIAS/article/view/2025-06-04. Acesso em: 12 sep. 2025.