Qing of Ba Kingdom was a widow engaged in making pills of immortality and had a positive influence on its history as well as the invention of gunpowder.

Among the patients 197 underwent lymph node sampling or lymphadenectomy.

Methods Twenty patients with adenocarcinoma of the head of the pancreas were treated by standard pancreatoduodenectomy (standard group) between 1994 and 1997, and 46 patients with the same disease underwent extended retroperi- toneal lymphadenectomy associated with standard pancreatoduodenectomy (radical group) between 1998 and 2002.

The patients were divided into two groups(Lymphadenectomy(N=90)and lymph sample(N=56)).

Analysis of Widow Qing of Ba Kingdom in the view of Zhou Yi and Records of the Historian;

First, a Buddhist practice in Dzogchen tradition that deals with the experience of the passage of time will be introduced, then Longchenpa s concept of four ti.

Ever since Han dynasty,there are many kind of famous wines valued by people all over China,and it is ascertained that this sake in Ba areas is the most precious and rarest distilled liquor at that time.