21076
The values of blood OSC , BALP , serum Ca , and serum P from baseline to 4 weeks of treatment were changed by - 28 . 44 % , 14 . 37 % , 6 . 11 % , and 1 . 42 % , respectively .
 Chemical: Ca; Chemical: P
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: Ca; Chemical: P