About ICPHMS2019 2019 4th International Conference on Public Health and Medical Sciences (ICPHMS2019) (http://www.icphms.com/2019/en/home) is a platform for academic communications between specialists and scholars in the fields of public health and medical sciences. ICPHMS2019 will be held in Xi'an, China during May 29-31, 2019. Xi'an is the capital of Shaanxi Province, located in the northwest of China. Publication 2019 4th International Conference on Public Health and Medical Sciences (ICPHMS2019) accepts original and unpublished papers. Both Full paper and Abstract are welcomed. Full papers accepted by the conference will be published online in the following journals of Science Publishing Group (http://www.sciencepublishinggroup.com). The journals have been indexed and abstracted by WorldCat, CrossRef, Electronic Journals Library, CNKI, Zeitschriftendatenbank, EZB, ResearchBib, Polish Scholarly Bibliography, Wissenschaftszentrum Berlin, etc. Science Journal of Public Health (SJPH) http://www.sciencepublishinggroup.com/j/sjph ISSN Print: 2328-7942 ISSN Online: 2328-7950 American Journal of Clinical and Experimental Medicine (AJCEM) http://www.sciencepublishinggroup.com/j/ajcem ISSN Print: 2330-8125 ISSN Online: 2330-8133 Science Discovery (SD) http://www.sciencepublishinggroup.com/j/sd ISSN Print: 2331-0642 ISSN Online: 2331-0650