Fig. 2.

Illustration of the within- and between-host parameterization of infected individuals, either untreated—U, under treatment failure—TF, or under treatment with success—TS. A The total bacteria load $B^{\vartheta }(\tau )$. B The recovery probability $1-exp(-{\int }_0^{\tau }{\gamma }^{\vartheta }(s)\text{d}s)$