Fig. 1From: How many mosquito nets are needed to maintain universal coverage: an updateA ITN retention times estimated by Malaria Atlas Project (MAP) and median lifespans estimated from durability monitoring (DM) studies; countries are labeled by IS03 code. B Smooth-compact loss function for net decay C Nonparametric conditional quantile function for ITN access as a function of nets-per-capita (NPC)Back to article page