Chang, Shyang Effects of acupuncture at Neiguan (PC 6) of the pericardial meridian on blood pressure and heart rate variability. [electronic resource] - The Chinese journal of physiology Jun 2008 - 167-77 p. digital Publication Type: Journal Article ISSN: 0304-4920 Subjects--Topical Terms: AcupunctureAcupuncture PointsAdultAutonomic Nervous System--physiologyBlood Pressure--physiologyElectrocardiographyHeart Rate--physiologyHumansMaleMiddle AgedParasympathetic Nervous System--physiologyPericardium--innervationSympathetic Nervous System--physiology