Additional file 1: of Chinese herbal medicine for the treatment of primary hypertension: a methodology overview of systematic reviews Zhao Xinke Li Yingdong Feng Mingxia Liu Kai Chen Kaibing Lu Yuqing Sun Shaobo Song Peng Liu Bin 10.6084/m9.figshare.c.3641381_D2.v1 https://springernature.figshare.com/articles/journal_contribution/Additional_file_1_of_Chinese_herbal_medicine_for_the_treatment_of_primary_hypertension_a_methodology_overview_of_systematic_reviews/4458977 Search strategy. The process of how to search PubMed, EMBASE, Cochrane library, CBM, CNKI, and Wang fang database was given in this file. (PDF 180 KB) 2016-10-20 05:00:00 Chinese herbal medicine Primary hypertension Overview GRADE Quality of evidence Methodological quality