2. Studies by subgroup.

Undifferentiated		LD‐SCLC		ED‐SCLC
Creech	1982	Eagan	1981	Chahinian	1989
Farris^	1993	Fukuoka	1986	Fukuoka	1986
Fukuoka^	1991	Goodman	1990	Gatzemeier	1994
Postmus	1992	Havemann	1987	Greco	2005
Sculier	1990	Jones	1993	Havemann	1987
Sculier	1993	Sundstrom	2002	Jones	1993
Smith	1991	Urban*	1999a	Kanitz	1992
Souhami	1997	Wolf	1987	Lyss	2002
Urban	1999b	Baka*	2008	Postmus	1996
Veronesi	1994	‐	‐	Quoix	2005
White	2001	‐	‐	Roth	1992
‐	‐	‐	‐	Sundstrom	2002
‐	‐	‐	‐	Urban*	1999a
‐	‐	‐	‐	Wampler	1991
‐	‐	‐	‐	Wolf	1987
‐	‐	‐	‐	de Jong	2007
‐	‐	‐	‐	Sekine	2014
				Baka*	2008

^Presented undifferentiated survival data; response data sorted by stage.
 *Presented undifferentiated response data; survival data sorted by stage.