Using the patient's own stem cells and a fully artificial<span> scaffold</span>
The benefit is that OPEC coordinates petroleum policies of its member countries which stabilizes the oil markets. Stable oil markets benefits the world economy. Drawbacks include limitations in actual power in terms of controling member countries and actual prices.
Russia (USSR)
I'm pretty sure East or West Germany? Google it.
<span> The Fertile land and supported a food surplus </span>
