What is the fine-grained topic of the following text: IDF 2019 in Busan will provide a unique forum for knowledge exchange and sharing of best practice in diabetes prevention, education and treatment, helping to foster the collaborations, connections and political breakthroughs that are required to reduce the impact of diabetes on our societies. Only return the topic.
IDF 2019 in Busan: Forum for Knowledge Exchange and Best Practices in Diabetes Prevention and Treatment