Respondent sequence number
Urinary Total NNAL (ng/mL)
Urinary Total NNAL Comment Code
N'-Nitrosanabasine, urine (ng/mL)
N'-Nitrosanabasine (NAB) Comment Code
N'-Nitrosanatabine, urine (ng/mL)
N'-Nitrosanatabine (NAT) Comment Code
N'-Nitrosonornicotine, urine (ng/mL)
N'-Nitrosonornicotine (NNN) Comment Code