American Medical Association (AMA)

Preprint: archiving forbidden.

Postprint: archiving restricted:

  • 12 months embargo

Published version: archiving restricted:

  • 12 months embargo

Conditions

  • On PubMed Central only
  • Must link to publisher version
  • Publisher's version/PDF may be used
  • Publisher last reviewed on 13/10/2017
  • Applies to Research Articles only

Policy details