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Ludwig WW, Matlaga BR.Ludwig WW, et al.Med Clin North Am. 2018 Mar;102(2):265-277. doi: 10.1016/j.mcna.2017.10.004. Epub 2017 Dec 9.Med Clin North Am. 2018.PMID: 29406057Review.
Ziemba JB, Ludwig WW, Ruiz L, Carvalhal E, Matlaga BR.Ziemba JB, et al. Among authors: ludwig ww.J Endourol. 2017 Jul;31(7):719-724. doi: 10.1089/end.2017.0118. Epub 2017 May 15.J Endourol. 2017.PMID: 28443681
Liu JL, Michaud JE, Ludwig WW, Gearhart JP.Liu JL, et al. Among authors: ludwig ww.Urol Case Rep. 2019 Jan 23;23:101-102. doi: 10.1016/j.eucr.2019.01.017. eCollection 2019 Mar.Urol Case Rep. 2019.PMID: 30740310Free PMC article.