#	Title	Length	Track artist	Release title	Country/Date
Official
1.14	Doctor X	5:09	Die Form	Ad infinitum	1991 XW
1.1	Doctor X	5:11	Die Form	Vicious Circles: The Best of Die Form	1996 US
1.16	Doctor X	5:10	Die Form	Histories	1998 DE
1.16	Doctor X	5:10	Die Form	Histories	1999-03-23 US
1.16	Doctor X	5:10	Die Form	Histories	1999-03-26 DE
2.12	Doctor X	5:08	Die Form	This Is Industrial	2000-11-14 US
1.14	Doctor X	5:09	Die Form	Ad infinitum	2002-04-09 US
2.11	Doctor X	5:08	Die Form	This Is Industrial	2006-05-16 -

Doctor X

Appears on releases