Kohler S, Gargano M, Matentzoglu N, et al., The Human Phenotype Ontology in 2021, Nucleic Acids Research, Volume 49, Issue D1, 8 January 2021, Pages D1207–D1217.ĭata from the National Center for Biotechnology Information's MedGen is used to provide genetic testing information available for a disease. Orphanet is an online database of rare diseases and orphan drugs.

Reference: Access aggregated data from Orphanet at Orphadata.Reference: UMLS Vocabulary Standards and Mappings Downloadsĭata from Orphanet and Human Phenotype Ontology (HPO) are used to provide information on a disease's symptoms, genes, inheritance, population estimates, and more.The National Library of Medicine's Unified Medical Language System (UMLS) is used to classify and organize diseases and disease categories. Learn more about the different types of clinical studies, consent forms, questions you should ask before participating in clinical studies, and the difference between research and medical treatment. There are two main types of clinical studies:

Clinical studies are medical research involving people as participants. Observational studies involve recording changes over time among a specific group of people in their natural settings.Clinical trials determine if a new test or treatment for a disease is effective and safe by comparing groups receiving different tests/treatments.

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