# Clinical Reference > US clinical medicine reference for practitioners: NIH/NLM structured resources (PubMed, MedlinePlus, NCBI Bookshelf), CDC clinical guidance, USPSTF preventive service recommendations, and FDA drug and device safety communications — grounded exclusively in nih.gov, nlm.nih.gov, cdc.gov, uspreventiveservicestaskforce.org, and fda.gov. General clinical reference only, never a substitute for individualized medical judgment. License: CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Source: MIND (m-i-n-d.ai) Hub: https://www.m-i-n-d.ai/minds/clinical