Abstract
We have measured the inclusive branching ratio to be , where the first error is statistical and the second is systematic. Upper and lower limits on the branching ratio, each at 95% C.L., are and . These limits restrict the parameters of extensions of the standard model.
- Received 13 December 1994
DOI:https://doi.org/10.1103/PhysRevLett.74.2885
©1995 American Physical Society