Wong, Charlene HL
Sundberg, Tobias
Chung, Vincent CH
Voiss, Petra
Cramer, Holger http://orcid.org/0000-0002-3640-8046
Funding for this research was provided by:
Karl und Veronica Carstens-Stiftung (NA)
Erich Rothenfußer Stiftung (NA)
Article History
Received: 6 March 2020
Accepted: 20 April 2020
First Online: 1 May 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: NCHS Research Ethics Review Board approved NHIS data collection. The protocol was approved by the NCHS ERB on June 12, 2015 (Protocol #2015–08).
: All participants provided informed consent to participate.