1. Established, verified, and proven techniques or procedures that have been tested and validated through practice or scientific evidence
The research team used confirmed methods to ensure the accuracy of their results.
A equipe de pesquisa utilizou métodos confirmados para garantir a precisão dos resultados.
2. Procedures that have received official approval or verification from relevant authorities or experts
These confirmed methods have been approved by the medical board.
Estes métodos confirmados foram aprovados pela junta médica.