5-alpha tetrahydrocortisol:MCnc:24H:Urine:Qn
5-alpha tetrahydrocortisol:mcnc:24h:urine:qn
5-alpha tetrahydrocortisol:Mass Concentration:24 hours:Urine:Quantitative
5-alpha tetrahydrocortisol:mass concentration:24 hours:urine:quantitative