compositional PerMANOVA
permanova_compos(data_table, metadata, form, strata_value = NULL, write = TRUE)
a data frame containing the data of features counts (in rows) and samples (in columns)
a data frame containing the metadata with a column name "sampleid"
a formula specifying the model formula in " ".
the name of the column in the metadata to use as strata in " ".
a logical value indicating whether to save the results to a file
results from the perMANOVA as a data frame
if (FALSE) {
permanova_compos(data_table, metadata, form="Material+Tipo", strata_value="Individuo", write=FALSE)
}