partial void DeleteSeries(Series instance);
 partial void UpdateSeries(Series instance);
		private void detach_Series(Series entity)
		{
			this.SendPropertyChanging();
			entity.Study = null;
		}
 partial void InsertSeries(Series instance);
		private void attach_Series(Series entity)
		{
			this.SendPropertyChanging();
			entity.Study = this;
		}