Abstract

We comment on the recent paper published by the Obelix Collaboration on protonium annihilation into π0π0 at rest in a liquid hydrogen target [Phys. Rev. D 65, 012001 (2002)], with particular reference to the discrepancy with the results obtained by the Crystal Barrel Collaboration.Received 4 April 2002DOI:https://doi.org/10.1103/PhysRevD.66.058101©2002 American Physical Society

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