Sentence examples for been described before from inspiring English sources

The phenomenon has been described before.

Two of them have not been described before.

The frame shift at 408 has never been described before.

The physics of this concept and a design have been described before by ourselves [2].

Organization of such treatment programs has never been described before.

This particular clinical association has been described before [7].

The method of synthesis had been described before [39].

To our knowledge, this complication has never been described before.

The methodology has been described before [5, 6].

Effectively rare in Ethiopians, one of the two, E5 (Gln204Lys, Cys112Arg), has never been described before.

The surgical technique of the LH has been described before [6].