3958
It was hypothesized that progestins could equilibrate the effects of the estrogenic stimulation on the mammary and endometrial target tissues of women on hormonal replacement therapy .
 Chemical: progestins
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
Answer:
 Chemical: progestins