specio handles reading and parsing data from Spectrum PJNZ file into an R consumable format for use in the Estimation and Projection Package (EPP) for estimating and projecting HIV prevalence.
As well as the functions required for EPP specio also provides 2 more general functions for extracting population data and PLHIV data from the PJNZ file. These are extract_population and extract_hiv_population. See website reference for usage and examples.
To install internally released version via drat:
# install.packages("drat") # (if needed)
drat:::add("mrc-ide")
install.packages("specio")