Fig. 1

a the sensitivity analysis of investment per pediatric HIV infection averted by changing HIV MTCT rate in the pre-PMTCT period. b the sensitivity analysis of investment per pediatric HIV infection averted by changing discount rate
a the sensitivity analysis of investment per pediatric HIV infection averted by changing HIV MTCT rate in the pre-PMTCT period. b the sensitivity analysis of investment per pediatric HIV infection averted by changing discount rate