The claims that he flew in 1901 and 1902 are not substantiated.

However, such claims have never been substantiated and new evidence has not appeared in the many years since.

But also these claims could not be substantiated in further investigations.

This claim, however, has never been substantiated from the Japanese side.

Since no water and fish samples have been taken after the kills, the claim cannot yet be substantiated.

These claims have not been substantiated in the scientific literature.

These claims have not been reliably substantiated, or are no different from similar vegetables.

This claim was denied by Williams, and has not been substantiated.

If the claim of a sexual advance is substantiated, the chased man could face charges.

However, the claims of the police were never substantiated.