An update of the analysis
using the 1995 shifted vertex data.
I.N.F.N. - Sezione di Roma, Italy.
This note describes, schematically,
the improvements applied to the measurement of
with the '95 Shifted Vertex Data.
The kinematical region of the measurement
is now extended up in
( up to
and the available number of events is increased.
In addition, they allow to give a correct estimation of the background
and a better understanding of the data.
27 October 1998