External validation of AI models in health should be replaced with recurring local validation

Affiliations

• ¹ Stanford Bioengineering Department, Stanford University, Stanford, CA, USA. alexeyyoussef@alumni.stanford.edu.
• ² Department of Engineering Science, University of Oxford, Oxford, UK. alexeyyoussef@alumni.stanford.edu.
• ³ Duke University School of Medicine, Durham, NC, USA.
• ⁴ Department of Engineering Science, University of Oxford, Oxford, UK.
• ⁵ Oxford-Suzhou Centre for Advanced Research, Suzhou, China.
• ⁶ Center for Biomedical Informatics Research, Stanford University School of Medicine, Stanford, CA, USA.
• ⁷ Technology and Digital Solutions, Stanford Medicine, Stanford, CA, USA.
• ⁸ Clinical Excellence Research Center, Stanford Medicine, Stanford, CA, USA.