What safeguards are there for the welfare of human research participants?

Describe the work of rubens. what artists influenced him?

What does bts stand for? what is the importance of bts? who first started it?

The three-movement symphony of sorrowful songs features a different text for each movement. its second movement (below) concerns the plight of a young polish prisoner seeking the protection of the queen of heaven. who is the composer of this piece