Who knows how accurate this really is but this is the potential list of the players who tested positive for PED’s in 2003. Sadly there are a lot of guys who are current or former Cubs on that list, the ones in bold were on the Cubs in ’03 everyone else was a Cub at some point in their career.
http://www.rotoinfo.com/read_article.php?articleId=318
1.Nomar Garciaparra
12.Jerry Hairston
14.Alfonso Soriano
29.Milton Bradley
59.Derrek Lee
70.Jeromy Burnitz
71.Moises Alou
72.Sammy Sosa
73.Corey Patterson
74.Carlos Zambrano
75.Mark Prior
76.Kerry Wood
77.Matt Clement
78.Antonio Alfonseca
79.Juan Cruz
80.Aramis Ramirez
100.Luis Gonzalez
103.Gary Matthews
http://www.rotoinfo.com/read_article.php?articleId=318
1.Nomar Garciaparra
12.Jerry Hairston
14.Alfonso Soriano
29.Milton Bradley
59.Derrek Lee
70.Jeromy Burnitz
71.Moises Alou
72.Sammy Sosa
73.Corey Patterson
74.Carlos Zambrano
75.Mark Prior
76.Kerry Wood
77.Matt Clement
78.Antonio Alfonseca
79.Juan Cruz
80.Aramis Ramirez
100.Luis Gonzalez
103.Gary Matthews