The film includes some biographical material not in the original book.

A lot of work has obviously gone into creating the biographical material included in the message.

But the biographical material also says that at some point he returned to Afghanistan.

Congressional files and biographical materials are available for research use.

"This is biographical material and a lot of times it really has to do with an impression."

Working on some friend's biographical material, he soon realised this would become his next film.

But similar questions surround the earliest written biographical material on record.

It has also led to novel uses of the biographical material provided.

However, there is little biographical material in the three A4 pages.

She called up the index again, and ran down the list of biographical materials.