Electroacupuncture intervention on the expression of mitogen activated protein kinase phosphatase-1 and phosphorylated extracellular signal-regulated kinase 1/2 in aorta of rats with spontaneous hypertension Chinese Journal of Tissue Engineering Research . 2010, (20): 3686 -3690 .  DOI: 10.3969/j.issn.1673-8225.2010.20.018