2041
The participants had physical examination , medical record extraction , and venipuncture , CD4 + T - cell counts determination , measurement of depression symptoms ( using the self - report Center for Epidemiological Studies - Depression Scale ) , and alcohol use assessment at enrollment , and semiannually until March 2000 .
 Disease: depression; Disease: Depression; Chemical: alcohol
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:
 Disease: depression; Disease: Depression; Chemical: alcohol