(Related concept: Ant.: retrospective study. Related concept: cohort study.†...) An electronic (Related concept: registry) Альтернативное п... of medical articles produced by the United States National Library of Medicine. Note: In 2008, there were over 17 million references from about 5,000 biomedical journals published since 1966 indexed in it.
provide rehabilitation or organize healthcare delivery. Note 1: The intervention can be a test, device, medicine, vaccine, procedure, program or system.»