1684
The effect of age , weight , serum creatinine ( SCr ) , and gender on pharmacokinetic parameters ( CL and V ( d ) ) were determined by a nonlinear mixed effect model .
 Chemical: creatinine
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities: creatinine 
Answer:
 Chemical: creatinine