5728
Over five sexual behavior test sessions with a receptive female , SS rats made fewer ejaculations ( p = 0 . 02 ) and had longer latencies to ejaculation ( p = 0 . 03 ) .
 None
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 None