This document is a collection of case studies that illustrate the application of ZS’s Medical Affairs Hub in enhancing medical outcomes and addressing challenges faced by pharmaceutical companies. The case studies detail various client challenges, including the need to close care gaps in treatment, optimize product launches, and engage key opinion leaders effectively. Each case study outlines the specific objectives of the clients, the solutions provided by ZS, and the impact of these solutions on patient outcomes and operational efficiency. For instance, one case study describes how ZS utilized ZAIDYN Care Gaps to quantify therapy continuity's effect on treatment outcomes for nonsmall cell lung cancer. Another case study highlights the use of ZAIDYN Opinion Leader Intelligence to identify and engage key opinion leaders, transforming territory planning and enhancing engagement strategies. Overall, the document emphasizes the importance of a data-driven approach in medical affairs to improve healthcare outcomes.