7280
Individuals attending the GUM Department in the Royal Infirmary of Edinburgh between 1990 and 1994 with the diagnosis of HIV infection , genital warts , genital herpes , non - specific genital infection ( NSGI ) , gonorrhoea and syphilis were included in the study .
 None
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: GENE 
Text: {0} 
Answer:
 None