. "symbol withdrawn, see ABCA2 (ABC2~withdrawn) [hgnc:25]" . "symbol withdrawn, see ABCA2 (ABC2~withdrawn)" . "hgnc:25" . "ABC2~withdrawn" . "http://www.genenames.org/data/hgnc_data.php?hgnc_id=HGNC:25" . . . "symbol withdrawn, see ABCA2" . "Symbol Withdrawn" . "1999-10-26" . "Standard" .