Funding for this research was provided by:
pfm medical AG, Cologne, Germany
Received: 14 December 2018
Accepted: 1 July 2019
First Online: 12 July 2019
: This study was supported by a grant to cover all administrative fees by pfm medical Ag, Cologne. Hans Martin Schardey received reimbursement for travel costs from pfm medical Ag, Cologne and worked as a consultant for pfm medical Ag, Cologne; Johnson & Johnson, Norderstedt; LifeCell Corporation, Branchburg, USA. Ferdinand Köckerling received grants to fund the Herniamed Registry from Johnson & Johnson, Norderstedt; pfm medical, Cologne; Dahlhausen, Cologne; B Braun, Tuttlingen; MenkeMed, Munich and Bard, Karlsruhe. The authors did not receive any payments. Ulrich Wirth, Thomas von Ahnen, Marie Luise Saller and Stefan Schopf have no conflicts of interest or financial ties to disclose.