Commonwealth v. Smith , 532 Pa. 177 ( 1992 )
Commonwealth v. Burke , 566 Pa. 402 ( 2001 )
Commonwealth v. Sullivan , 2003 Pa. Super. 123 ( 2003 )
Commonwealth v. Wood , 2002 Pa. Super. 220 ( 2002 )
Brady v. Maryland , 83 S. Ct. 1194 ( 1963 )