Fig. 5From: An integrated analysis of spatial access to the three-tier healthcare delivery system in China: a case study of Hainan IslandOverlap analysis of shortest travel time to the three healthcare institution tiers. Note: Type A indicates coverage by all three Tiers of healthcare institutions; Type B indicates coverage by both Tier 3 and Tier 2 healthcare institutions; Type C indicates coverage by both Tier 3 and Tier 1 healthcare institutions; Type D indicates coverage by both Tier 2 and Tier 1 healthcare institutions; Type E indicates coverage by only Tier 3 healthcare institutions; Type F indicates coverage by only Tier 2 healthcare institutions; Type G indicates coverage by only Tier 1 healthcare institutions; Type H indicates no coverage by any healthcare institutionsBack to article page