The reliability of thiocyanate measurement of smoking exposure.
D005615:Freezing; D006801:Humans; D012034:Refrigeration; D012463:Saliva / Q000032:analysis*; D012907:Smoking; D013048:Specimen Handling; D013053:Spectrophotometry; D013861:Thiocyanates / Q000032:analysis*; D013997:Time Factors
D013861:Thiocyanates