altering underclothing ISO 9999 codes: 09 Assistive products for self-care activities and participation in self-care(11) 09 03 clothes and shoes(9) Source: Clothes For Independent Living - - - Full text at https://archive.org/details/clothes-for-independent-living/mode/2up device tags: modification (13), clothes (11), fasteners (1), sewing (6)