Table 1.

IHC antibodies.

No	Antigen	Clone	Provider
1	TTF1	SP141	Ventana Medical Systems, Tucson, AZ, USA
2	CK7	SP52
3	KI67	30-9
4	Synaptophysin	SP11
5	Vimentin	v9
6	CD5	SP19
7	PD-L1	SP263
8	ALK	D5F3
9	Calretinin	SP65
10	CK20	SP33
11	PAX8	MRQ-50
12	P63	7JUL	Leica Biosystems, Deer Park, IL, USA
13	Chromogranin A	5H7
14	Wilms’ Tumor	WT49
15	CDX2	EP25
16	CA19.9	Syalyl Lewis C241:5:1:4
17	ER	6F11
18	GATA3	L50-823	Bio SB, Santa Barbara, CA, USA
19	P40	ZR8
20	PD-L1	22C3	Agilent Technologies, Santa Clara, CA, USA