simobs(DAG, n, wide = TRUE, LTCF = NULL, rndseed = NULL)sim and DAG object node.simfull - a wrapper function for simulating full data only; sim - a wrapper function for simulating both types of data; doLTCF for forward imputation of the missing values in already simulating data; DF.to.long, DF.to.longDT - converting longitudinal data from wide to long formats.