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We assessed As metabolism using the percentages of iAs , MMA , and DMA in urine , as well as two methylation indexes [ i . e . , primary methylation index ( PMI ) , defined as the ratio between MMA and iAs , and secondary methylation index ( SMI ) , defined as the ratio between DMA and MMA .
 Anatomy: urine
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Anatomy 
Text: {0} 
Answer:
 Anatomy: urine