Kiran AdnanRehan AkbarKhor Siak WangAdnan Bin Amanat Ali2024-10-252024-10-252019-10-2597898132994819789813299498https://doi.org/10.1007/978-981-32-9949-8_22https://dspace-cris.utar.edu.my/handle/123456789/4986Role and Challenges of Unstructured Big Data in Healthcarebook-chapter