PERMEABILITY CHARACTERISTICS OF FRACTURED ROCK MASS: A CASE STUDY OF THE DONGJIAHE COAL MINE



Design and operation of a distributed health data network

Introduction Several large health data networks such as FDA Sentinel, PCORnet, and the Canadian Network of Observational Drug Effect Studies (CNODES) facilitate multi-site research using real-world electronic health data such administrative claims data, electronic health record data and registries.Experience in operation of mutliple health data net

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