"Much of this concern is valid.
Both women concede that this concern is valid, but say they are forging their own path in a way that makes sense for them.
But corporate managers are concerned that analysts will inadvertently assume that these one-time charges are persistent, and there is some research suggesting that this concern is valid.
Case studies are ideal to test if this concern is valid, and forensic anthropology is a testing ground for applying a population based standard to individual skeletal remains.
Robert S. Mueller III, the bureau's director, said he found "many of the concerns are valid".
Now the Food and Drug Administration has agreed the concerns are valid enough to add new safety alerts to the prescribing information for statins, which are the most widely prescribed drugs in the world.
The special counsel's office, which rejects the vast majority of the public safety claims that federal employees make, found that the concerns were valid enough to warrant a full investigation, and it sent the matter to Ms. Sebelius to conduct the review.
Still, he and the researchers concede, the concerns are valid and will be brought up by the public in the Nuffield consultation.
The same concern is valid for the blood glucose level.
But according to the report, "to some extent this concern was valid, with the apparent targeting of the town by groups such as the English Defence League".
Their concern is valid; the schools our Fellows serve are often understaffed, and a well-qualified candidate for teaching biology might be called on to teach physics as well.
