TraitMap: an XML-based genetic-map database combining multigenic loci and biomolecular networks. - Naohiko Heida; Yoshikazu Hasegawa; Yoshiki Mochizuki; Katsura Hirosawa; Akihiko Konagaya; Tetsuro Toyoda (ISMB/ECCB (Supplement of Bioinformatics), 2004)