The United States also tried to persuade other countries to ban their companies from taking part.
In the meantime, the Bush Administration has been trying to persuade other countries to share the burden.
The change in approach needs to be made expeditiously, while American officials work to persuade other countries to join the effort.
"This is one way to persuade other countries to come along with us."
Advocates for the drug industry said the report would not persuade other countries to follow Denmark's example.
The move could persuade other countries to loosen their controls, critics said.
We must first of all persuade countries to test their product safety mechanisms.
The Commission has to persuade third countries to join by the end of 2011.
This is not the way to persuade such countries to become involved in the process.
We must now persuade other countries outside the European Union to accept their responsibilities.