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Hyperprolactinemia, characterized by abnormally high levels of prolactin, may cause galactorrhea (production and spontaneous flow of breast milk), infertility, and menstrual disruptions in women. In men, it can lead to hypogonadism, infertility and erectile dysfunction. Prolactin is crucial for milk production during pregnancy and lactation.
The impact factor of Chinese scientific journals is relatively low. In 1999, the top-cited journal—Mining and Geologica Sinica—had an impact factor of 1.487, and the average number of citations per article published in the Chinese journals covered by Science Citation Index was 0.326. One reason for the low impact factor is that Chinese ...
Galactorrhea hyperprolactinemia is increased blood prolactin levels associated with galactorrhea (abnormal milk secretion). It may be caused by such things as certain medications, pituitary disorders and thyroid disorders. The condition can occur in males as well as females.
Journal ranking is widely used in academic circles in the evaluation of an academic journal's impact and quality. Journal rankings are intended to reflect the place of a journal within its field, the relative difficulty of being published in that journal, and the prestige associated with it.
According to Jingfeng Xia, CSCD is "the earliest database in China" and "is widely recognized as one of the best databases for Chinese scientific literature". [1] In a 2005 article in the Journal of the Association for Information Science and Technology , Loet Leydesdorff and Jin Bihui found that CSCD is "integrated by a maze of university ...
The impact factor relates to a specific time period; it is possible to calculate it for any desired period. For example, the JCR also includes a five-year impact factor, which is calculated by dividing the number of citations to the journal in a given year by the number of articles published in that journal in the previous five years. [14] [15]
The Chinese Medical Journal is an official publication of the Chinese Medical Association, co-published by Chinese Medical Association Publishing House and Wolters Kluwer Medknow. The journal publishes peer-reviewed English-language articles, covering technical and clinical studies related to health, as well as ethical and social issues in ...
The American Journal of Chinese Medicine is published by World Scientific and covers topics relating to alternative medicine of all cultures, such as traditional Chinese medicine, including acupuncture. It was established in 1973 by Frederick F. Kao.