preferred_name: Severely reduced nerve conduction velocities (NCV) (may become unattainable)
preferred_name_lc: severely reduced nerve conduction velocities (ncv) (may become unattainable)
label: Severely reduced nerve conduction velocities (NCV) (may become unattainable)
label_lc: severely reduced nerve conduction velocities (ncv) (may become unattainable)