19051
PFOA and PFOS exposure produced significant decreases in whole body dehydroepiandrosterone ( DHEA ) , estrone and testosterone at sampling day 21 and a strong increase of cortisol and cholesterol at the end of recovery period ( day 56 ) .
 Chemical: PFOA; Chemical: PFOS; Chemical: dehydroepiandrosterone; Chemical: DHEA; Chemical: testosterone; Chemical: cortisol; Chemical: cholesterol
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: PFOA; Chemical: PFOS; Chemical: dehydroepiandrosterone; Chemical: DHEA; Chemical: testosterone; Chemical: cortisol; Chemical: cholesterol