Most of medical journals now has it’s electronic version, available over public networks. Altough there are parallel printed and electronic versions, and one other form need not to be simultaneously published. Electronic version of a journal can be published a few weeks before the printed form and must not has identical content. Electronic form of a jornals may have an extension that does not contain a printed form, such as animation, 3D display, etc., or may have available full-text, mostlyvin PDF or XLM format, or just the contents or a summary. Access to a full text is usually not free and can be achieved only if the institution (library or host) enters into an agreement on access. Many medical journals, however, provide free access for some articles, or after a certain time (after 6 months or a year) to complete content. The search for such journals provide the network archive as High Wire Press, Free Medical Journals.com. It is necessary to allocate PubMed and PubMed Central, the first public digital archives unlimited collect journals of available medical literature, which operates in the system of the National Library of Medicine in Bethesda (USA). There are so called on- line medical journals published only in electronic form. It could be searched over on-line databas. In this paper authors shortly described about 30 data bases and short instructions how to make access and search the published papers in indexed medical journals.
Key words: medical journals, on-line databases.
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