You tried going to https://chspr.ubc.ca/pubs/journal-article/income-related-health-inequalities-canada-and-united-states-decomposition-0, and it doesn't exist. All is not lost! You can search for what you're looking for.
https://chspr.ubc.ca/pubs/journal-article/income-related-health-inequalities-canada-and-united-states-decomposition-0