DL N=4 FORMAT = FULLMATRIX DIAGONAL PRESENT LABELS: BritMedJ Nature NewSci Science DATA: 0.000000 0.000000 0.000000 0.000000 0.000000 0.000000 0.000000 0.881595 0.000000 0.000000 0.000000 0.000000 0.000000 0.881595 0.000000 0.000000