Abstract
From a sample of 332000 pairs produced in annihilations at the resonance we derive upper limits for the branching fractions for the decays and in several final-state momentum configurations. The results do not confirm recently reported observations of charmless decays.
- Received 3 October 1988
DOI:https://doi.org/10.1103/PhysRevLett.62.8
©1989 American Physical Society