preferred_name: Hearing loss, unilateral or bilateral, conductive , sensorineural, or mixed
preferred_name_lc: hearing loss, unilateral or bilateral, conductive , sensorineural, or mixed
label: Hearing loss, unilateral or bilateral, conductive , sensorineural, or mixed
label_lc: hearing loss, unilateral or bilateral, conductive , sensorineural, or mixed