#
-# get_sf($isis_row,'isis_field'[,'subfield'])
+# isis_sf($isis_row,'isis_field'[,'subfield'])
#
-# e.g. get_sf($row,'700','a')
+# e.g. isis_sf($row,'700','a')
#
-sub get_sf {
+sub isis_sf {
my $row = shift @_;
my $isis_id = shift @_;
my $subfield = shift @_;