For the national 973 and 863 projects; National Natural Science Foundation Project; Overseas joint fund projects; Case reports and experience exchange papers with great clinical significance will be reviewed, edited and published (digital or paper) within 3 months. For English papers with high academic level at home and abroad, this journal will publish and reduce some fees within 2 months. Papers with priority digital publishing rights can be retrieved and downloaded from the full-text database of China HowNet from the date of digital publishing. In the month when the journal is printed and published, the full text and English abstracts of the author's papers can be retrieved and downloaded by readers all over the world through PubMed.

1.2 submission method

Domestic authors please use our online submission system, and overseas authors please submit their contributions directly by email. Journal of Southern Medical University does not charge review fees for all contributions. Please keep the paper manuscript by yourself, and it will not be returned whether it is published or not. If the manuscript has not been adopted or withdrawn for 6 months, it can be handled by itself; If the revised draft has not been revised for more than 2 months, it will be automatically abandoned.

1.3 Rights and responsibilities

The author should ensure the authenticity of the information source, ensure that there is no one manuscript with two submissions, no confidentiality involved, and no signature dispute. All submissions are at your own risk. According to the Copyright Law, this journal can modify or abridge the manuscript it has decided to publish. This journal enjoys the right to copy, distribute, disseminate information and compile papers on the Internet. Any part of this article may not be reproduced elsewhere without the consent of this journal. After the article is published, two copies of this magazine will be presented.

1.4 manuscript requirements

There is no limit to the length of the paper, and it is not welcome to split the complete research into several papers. Before submitting a manuscript, the author can search for the same or similar reports in China Journal Network and other databases. 2. 1 Author's signature and fund projects

Please refer to the format of published articles on my website for the author's name and unit. A brief introduction (education background, professional title, telephone number and email address) of the first author and correspondent should be attached to the article. The name and number of the fund project shall be indicated, such as "Fund Project: National Natural Science Foundation of China (3027 1269)".

2.2 Summary

The paper should be accompanied by a Chinese and English abstract, including four parts: purpose, method, result and conclusion. The English abstract should be consistent with the Chinese abstract, and the English title, the names of all authors (such as Hui and Zeng Weisen) and the name of the unit (written by the department) should be listed before the English abstract.

2.3 chart

Charts should be coded continuously in the order in which they appear in the text, and arranged according to the principle of seeing the text before seeing the table (figure). Each picture and table should have a concise Chinese and English theme, and the illustrations, table contents and table notes should be expressed in Chinese. The table adopts three-line table, and the photos require good clarity and contrast to meet the printing requirements. Pathological photos should indicate the staining method and magnification. Line charts and bar charts should be clear and easy to read, and the lines should be smooth. It is best to edit and modify with office software.

2.4 References

In the text, in the order in which they appear, they are marked with Arabic numerals in square brackets and superscript. If there are more than three authors in the reference, only the first three are written, followed by "equal" or "et al", and all authors with no more than three are listed. Names of foreign periodicals and abbreviations of authors' names shall be in the format of Index Medicus edited by National Medical Library.

2.5 Address: Editorial Department of Journal of Southern Medical University, No.0/838 Guangzhou Avenue North, Guangzhou, with zip code of 5 105 15.