17589
The goal of this study was to re - assess monogyny in wild golden lion tamarin groups based upon pregnancy diagnoses that used non - invasive enzyme immunoassay for progesterone and cortisol , combined with weekly data on individual weight gain , bi - annual physical examinations noting pregnancy and lactation status and daily behavioral observations .
 Chemical: progesterone; Chemical: cortisol
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: progesterone; Chemical: cortisol