Commonwealth v. Johnson , 600 Pa. 329 ( 2009 )
Commonwealth v. Touw , 781 A.2d 1250 ( 2001 )
Commonwealth v. Muhammad , 794 A.2d 378 ( 2002 )
Commonwealth v. Harmon , 738 A.2d 1023 ( 1999 )
Commonwealth v. Knighten , 742 A.2d 679 ( 1999 )
Roe v. Flores-Ortega , 120 S. Ct. 1029 ( 2000 )