params_select: Filter a data frame (or equivalent) based on a set of...
In vimc/phipps: VIMC plotting functions

Filter a data frame (or equivalent) based on a set of parameters

1	params_select(dat, params)

`dat`	A data frame to be filtered
`country_set`	A string denoted a set of countries: "gavi73", "gavi69", "pine" or NULL
`vaccine_type`	A vector of string denoting the type of vaccination type "campaign" or "routine"
`vaccine`	A vector of string denoting the vaccine "JE", "Measles", "MenA", "Rubella", "YF", "HepB", "Hib3", "HPV", "MCV2", "PCV3", "Rota"
`country`	A vector of strings of ISO country codes e.g. "BGD"
`continent`	A vector of strings for continents e.g. "Asia"
`region`	A vector of strings for continents e.g. "Southern Asia"
`metric`	A vector of strings for metric "cases_averted", "deaths_averted", "future_deaths_averted", "future_cases_averted"
`year_lo`	A numeric value the lower bound for the year filtering
`year_hi`	A numeric value the upper bound for the year filtering
`support_type`	A string idincating the support type, usually "gavi" or "total"
`is_focal`	A boolean, indicating whether or not to use the focal model
`model`	A string indicating which model to use, only used if is_focal is FALSE
`touchstone`	A vector of string indicating which touchstones to use