PubMed Clinical QueriesClinical Queries, a special search feature of PubMed, features three types of filters: Clinical Study Categories, Systemic Reviews, and Medical Genetics.
The Clinical Study category filters searches on questions of therapy, diagnosis, etiology, prognosis, or clinical prediction guides. It looks for the highest levels of evidence in the literature.
Systemic Reviews filters searches for citations identified as systemic reviews, meta-analyses, reviews of clinical trials, evidence-based medicine, etc.
Medical Genetics filters searches for citations on seven different topics in medical genetics: diagnosis, differential diagnosis, clinical description, management, genetic counseling, molecular genetics, or genetic testing, or a combination of all topics in medical genetics.