Navigate the evolving landscape of eCTD v4.0 with insights into the latest controlled vocabularies for Japan, the US, and the EU. This guide highlights regional differences, updates to controlled vocabularies, and essential tools to ensure compliance in 2025. https://japan.freyrsolutions.com/blogs/mastering-ectd-v4-0-controlled-vocabularies-for-japan-us-eu-and-must-have-tools-for-2025