Christoph Zielinski: How can this inequality in treatment access be overcome?

In a post by Christoph Zielinski, the President of Central European Cooperative Oncology Group (CECOG), on X/Twitter, it says:

“Major advances have been made in highly effective treatment options in Her-2/neu overexpressing breast cancer. Yet, many compounds are not reimbursed and/or unavailable in many countries – also in Europe. How can this inequality in treatment access be overcome?”