private void detach_tbChiTietDonThuocs(tbChiTietDonThuoc entity)
		{
			this.SendPropertyChanging();
			entity.tbThuoc = null;
		}
 partial void DeletetbChiTietDonThuoc(tbChiTietDonThuoc instance);
 partial void InserttbChiTietDonThuoc(tbChiTietDonThuoc instance);
 partial void UpdatetbChiTietDonThuoc(tbChiTietDonThuoc instance);
		private void attach_tbChiTietDonThuocs(tbChiTietDonThuoc entity)
		{
			this.SendPropertyChanging();
			entity.tbDonThuoc = this;
		}