[Retracted] Robust Two-Stage Location Allocation for Emergency Temporary Blood Supply in Postdisaster

Table 11

Impact of demand disturbance ratio on the model.

	MIRP-box set		MIRP-polyhedron set		MIRP-ellipsoid set
	Total costs	Number of selected sites	Total costs	Number of selected sites	Total costs	Number of selected sites
0.05	3.82	6	3.85	6	3.81	7
0.1	3.91	6	3.96	6	3.86	7
0.15	4.02	7	4.15	7	3.93	8
0.2	4.15	7	4.27	8	4.05	8
0.25	4.27	8	4.41	8	4.12	8
0.3	4.35	8	4.45	8	4.2	9