| Article ID | Journal | Published Year | Pages | File Type | 
|---|---|---|---|---|
| 10722195 | Physics Letters B | 2009 | 7 Pages | 
Abstract
												We analyze isospin breaking through quark mass differences and virtual photons in the pion-nucleon scattering lengths in all physical channels in the framework of covariant baryon chiral perturbation theory.
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											Authors
												Martin Hoferichter, Bastian Kubis, Ulf-G. MeiÃner, 
											