Table 4.

ALK testing methods

Croatia (Zagreb)	IHC (IHC followed by FISH)
Czech (Hradec Kralove)	IHC, IHC followed by FISH
Czech (Prague)	IHC, IHC followed by FISH, FISH
Hungary (Budapest, Timár)	FISH
Hungary (Budapest, Toth)	FISH
Hungary (Budapest, Kovalszky)	FISH, other
Hungary (Debrecen)	FISH
Hungary (Pécs)	IHC followed by FISH
Hungary (Szeged)	FISH
Israel	IHC, IHC followed by FISH, FISH, sequencing
Poland (Warsaw)	FISH
Slovakia	IHC followed by FISH; FISH
Slovenia	IHC followed by FISH
Turkey (Cerrahpaşa)	IHC followed by FISH

FISH fluorescent in situ hybridization, IHC immunohistochemistry