4-Hydroxycyclohexylacetate/creatinine &#x7C; Urine &#x7C; Chemistry - non-challenge
4-hydroxycyclohexylacetate/creatinine &#x7c; urine &#x7c; chemistry - non-challenge
4-Hydroxycyclohexylacetate/creatinine &#x7C; Urine &#x7C; Chemistry - non-challenge
4-hydroxycyclohexylacetate/creatinine &#x7c; urine &#x7c; chemistry - non-challenge