19468
Covariates of potential clinical importance ( up to 30 % change in pharmacokinetic predicted by at least 1 model ) included body weight , albumin , alpha 1 acid glycoprotein , and white blood cell count .
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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:
 None