preferred_name: Hearing loss, mild to profound (mainly between frequencies 0.5kHz and 4kHz)
preferred_name_lc: hearing loss, mild to profound (mainly between frequencies 0.5khz and 4khz)
label: Hearing loss, mild to profound (mainly between frequencies 0.5kHz and 4kHz)
label_lc: hearing loss, mild to profound (mainly between frequencies 0.5khz and 4khz)