Grisdela, Phillip Jr.
Buser, Zorica
D’Oro, Anthony
Paholpak, Permsak
Liu, John C.
Wang, Jeffrey C.
Article History
Received: 23 December 2016
Revised: 4 April 2017
Accepted: 2 May 2017
First Online: 9 May 2017
Compliance with ethical standards
:
: None of the authors has any potential conflict of interest.
: Financial disclosures outside of submitted work: ZB-Xenco Medical (consultancy), AO Spine (consultancy, past); JCW- Royalties: Aesculap, Biomet, Amedica, Seaspine, Synthes; Stock Ownership: Fziomed; Private Investments: Promethean Spine, Paradigm spine, Benevenue, NexGen, Vertiflex, electrocore, surgitech, expanding orthopaedics, osprey, bone biologics, curative biosciences, pearldiver; Board of Directors: North American Spine Society (non-financial, reimbursement for travel for board meetings, courses, etc.), North American Spine Foundation (non-financial), Cervical Spine Research Society (non-financial, reimbursement for travel for board meetings), AO Spine/AO Foundation (honorariums for board position); Fellowship Support: AO Foundation (spine fellowship funding paid to institution).