Load for each obsolete or deprecated ORPHAcode the corresponding association (Moved to or Referred to).
While load_raw_redirections
keep the original id values for each Orphanet concept,
load_redirections
translate them according to "RDaggregator_dict"
option, which can be set manually using
built-in options()
function or through the RDaggregator_options()
interface.
Value
A data.frame object giving the deprecated or obsolete ORPHAcodes, the corresponding associations with the association type