Read Modelling input data
read_input(ipath, dv, dvid, cats = "", conts = "", strats = "",
occ = "", endpoint = NULL)full path of the input file
character the name of measurable variable used in the input modelling file
character observation type parameter
[Optional]character vector of categorical covariates
[Optional]character vector of continuous covariates
[Optional]character extra stratification variables
[Optional]character inter individual occasion variables
integer null in case of a single endpoint otherwise the index of endpoints.
data.table well formatted containing modelling input data