23629
Serum TSH was significantly and negatively correlated with renal plasma flow ( RPF ) , renal blood flow ( RBF ) , and glomerular filtration rate ( GFR ) ( r = - 0 . 456 , p = 0 . 0192 ; r = - 0 . 438 , p = 0 . 0252 ; r = - 0 . 505 , p = 0 . 0086 , respectively ) .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
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