Wind mass transfer in S-type symbiotic binaries - III. Confirmation of a wind focusing in EG Andromedae from the nebular [O III] λ5007 lineN. Shagatova, A. Skopal, S. Yu. Shugarov, R. Komžík, E. Kundra and F. TeyssierA&A, 646 (2021) A116DOI: https://doi.org/10.1051/0004-6361/202039103