Paper (s) having Zhang S, Trussell LO (1994) as References
			
			
 
		
		
			
				
						
	
	
	
							
    
    
        
    
    
        
            | 1 | Geiger JR, Lübke J, Roth A, Frotscher M, Jonas P (1997) | 
        
            | 2 | Kuhlmann L, Burkitt AN, Paolini A, Clark GM (2002) | 
        
            | 3 | MacLeod KM, Horiuchi TK, Carr CE (2007) | 
        
            | 4 | Rothman JS, Manis PB (2003) | 
        
            | 5 | Rothman JS, Manis PB (2003) | 
        
            | 6 | Rothman JS, Manis PB (2003) | 
        
            | 7 | Wang LY, Gan L, Forsythe ID, Kaczmarek LK (1998) |