[Citation analysis of the Hungarian-language Orvosi Hetilap based on indicators between 2012 and 2016].

Introduction: After getting indexed by scientific databases - Web of Science, Journal Citation Reports - the obtained scientific performance of the journal needs to be kept up.

Aim: The aim of this article is to analyse citation numbers based on different bibliometric indicators between 2012 and 2016 comparing data with an article published in 2012.

Method: Authors evaluated issues of Orvosi Hetilap published in 2013-2015 and searched data in various international databases.

[Over- or underestimated? Bibliographic survey of the biomedical periodicals published in Hungary].

Introduction: This publication - based on an article published in 2006 - emphasises the qualities of the current biomedical periodicals of Hungarian editions.

Aim: The aim of this study was to analyse how Hungarian journals meet the requirements of the scientific aspect and international visibility.

Method: Authors evaluated 93 Hungarian biomedical periodicals by 4 viewpoints of the two criteria mentioned above.

[Bibliographic survey of the Orvosi Hetilap of Hungary: looking back and moving forward].

Introduction: The first step in the process of acquisition of impact factor for a scientific journal is to get registered at Thomson Reuters Web of Science database.

Aim: The aim of this article is to evaluate the content and structure of Orvosi Hetilap with regards to selection criteria of Thomson Reuters, in particular to objectives of citation analysis.

Methods: Authors evaluated issues of Orvosi Hetilap published in 2011 and calculated the unofficial impact factor of the journal based on systematic search in various citation index databases.

[Author-overdose. When will we come clean? - asks the medical librarian].

The present study intends to draw attention to the importance of authorship ethics. It is necessary since papers these days that have many authors--even 10-12 authors--become increasingly general. In the first part of this study the change of author-number in four journals--JAMA, Nature, Lancet and Science--was analyzed based on the main document types--article, editorial material, letter and review--from 1975 until 2009.

[New bibliometric indicators. Is this the end of the impact factor era?].

More and more bibliometric indicators emerge beside the impact factor, and a few of them are promising performance indicators. The aim of the study is to show briefly, but clearly the newest bibliometric measure numbers - like the recent enhancements of Journal Citation Report Web, Hirsch-index, Eigenfactor and SCImago Journal & Country Rank algorithms - focusing on the ranking of oncological journals, and to demonstrate the similarities and differences of the results with some examples. There are unified and well-structured web pages behind the newly appeared indicators, and some of the new numbers are presented in the well-known databases (Web of Science, Scopus) as scientific measures.

[Medical aspects of the open access initiative].

The main condition of successful medical attendance and development of medical research is the use of scientific literature. The aim of our article is to briefly introduce the medical open access publishers and to call attention to the publishing possibilities. Hereby we want to incite Hungarian doctors to publish in these types of journals.

[The unknown acquaintance, or the impact factor and others].

Nobody doubts the importance of the scientific performance's evaluation. At the same time its way divides the group of experts. The present study mostly deals with the models of citation-analysis based evaluation.

[Features of publications of Hungarian medical universities as reflected in numbers].

Introduction: The majority of scientific results from Hungarian Medical Universities are published in international periodicals in foreign languages.

Aim: This study shows that in what numbers, with what kind of impact factors and where the results of the scientific work in the Hungarian Medical Universities are published.

Methods: The examined period is between 2000 and 2003.

[On-line journals--are they the future? ].

The significant growth of the online literature usage, and the conspicuously differing interest of publishers, procurers and users raise the question whether the electronic or the paper journals will be the primary information sources in the future. The price of the scientific literature has gotten out of control in the last two decades. At the same time websites showed up providing open access, and this may make all participants of the market to change their marketing policy.

[Content informatics and professional analysis of Hungarian health-related websites].

Introduction: The number of health-related homepages is increasing and their content is exceeding. The visitor, let him/her be a private visitor or an expert, a patient or relative would like to access relevant data, trust the accuracy and up-to-date state of the web content. It is in the nature of these kind of services, that visitors would share their question and remarks with the authors specialized in a particular topic.

[The biomedical periodicals of Hungarian editions--historical overview].

Introduction: The majority of Hungarian scientific results are published in international periodicals in foreign languages. Yet the publications in Hungarian scientific periodicals also should not be ignored.

Aim: This study analyses biomedical periodicals of Hungarian edition from different points of view.

[Presence of the biomedical periodicals of Hungarian editions in international databases].

Presence of the biomedical periodicals of Hungarian editions in international databases. The majority of Hungarian scientific results in medical and related sciences are published in scientific periodicals of foreign edition with high impact factor (IF) values, and they appear in international scientific literature in foreign languages. In this study the authors dealt with the presence and registered citation in international databases of those periodicals only, which had been published in Hungary and/or in cooperation with foreign publishing companies.

[Scientific communication at the beginning of the 21st century--Hungarian survey and international outlook in medicine and the life sciences].

Introduction: Rapid developments take place in communication technology. It is a hard task to keep pace with them, but unavoidable. The scene of electronic communication and publication, the Internet has originally been constructed for scientific communication and publication of scientists.

[Visiting Hungarian medical homepages and portals].

Introduction: The Internet is a rapidly expanding network that handles miscellaneous data. Everyone or every organisation can join to it. The Internet covers more than 800 millions of documents and it is a hard task to find the relevant and up-to-date information among them.