Table 7 continued. 



<80% of 

 Control 



* 

 * 

 * 



* 



* 

 * 

 * 



* 

 * 

 * 

 * 



* 



* 

 * 

 * 

 * 

 * 

 * 

 + 



* 

 * 



* 

 * 

 * 

 * 

 * 

 * 

 * 

 * 



37 



