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The PDGlive webpage lists their fit as $$ \text{BR}(D^0 \to \pi^- e^+ \nu_e) = (28.9\pm0.8)\times10^{−2} $$ Looking at the experimental analyses from which this combination was obtained, e.g. this CLEO analysis, we find that inclusion of charge-conjugate states is implied throughout this report In other words, I believe that PDG lists the branching ...

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