preferred_name: Moderate or severe vision impairment, better eye; profound vision impairment of lesser eye
preferred_name_lc: moderate or severe vision impairment, better eye; profound vision impairment of lesser eye
label: Moderate or severe vision impairment, better eye; profound vision impairment of lesser eye
label_lc: moderate or severe vision impairment, better eye; profound vision impairment of lesser eye