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Koller H, Koller J, Mayer M, Hempfing A, Hitzl W.Koller H, et al. Among authors: koller j.Eur Spine J. 2018 Feb;27(Suppl 1):70-100. doi: 10.1007/s00586-017-5421-z. Epub 2017 Dec 30.Eur Spine J. 2018.PMID: 29290050Review.
Mayer M, Koller J, Auffarth A, von Amelunxen B, Ortmaier R, Hitzl W, Koller H.Mayer M, et al. Among authors: koller j, koller h.Eur Spine J. 2023 Jan;32(1):368-373. doi: 10.1007/s00586-022-07464-9. Epub 2022 Nov 23.Eur Spine J. 2023.PMID: 36416969
Koller H, Schulte TL, Meier O, Koller J, Bullmann V, Hitzl W, Mayer M, Lange T, Schmücker J.Koller H, et al. Among authors: koller j.Eur Spine J. 2017 Jun;26(6):1765-1774. doi: 10.1007/s00586-017-4982-1. Epub 2017 Feb 8.Eur Spine J. 2017.PMID: 28180979