sentences:  The World Health Organization (WHO) published "A Proposed Standard International Acupuncture Nomenclature Report" in 1991, listing 361 classical acupuncture points organized according to the fourteen meridians, eight extra meridians, 48 extra points, and scalp acupuncture points, and published "Standard Acupuncture Nomenclature" in 1993, focused on the 361 classical acupuncture points.Each acupuncture point is identified by the meridian on which it is located and its number in the point sequence on that channel.For example, "Lu-9" identifies the 9th acupuncture point on the lung meridian, "tài yuān" () or "gui xin" (), two names used for this same point.