partial void DeleteDrug(Drug instance);
 partial void UpdateDrug(Drug instance);
		private void detach_Drugs(Drug entity)
		{
			this.SendPropertyChanging();
			entity.UnitValue = null;
		}
 partial void InsertDrug(Drug instance);
		private void attach_Drugs(Drug entity)
		{
			this.SendPropertyChanging();
			entity.UnitValue = this;
		}