Two-photon exchange in (muonic) deuterium at N3LO in pionless effective field theory Vadim Lensky, Franziska Hagelstein and Vladimir Pascalutsa Eur. Phys. J. A, 58 11 (2022) 224 Published online: 16 November 2022 DOI: 10.1140/epja/s10050-022-00854-z