Dipeptidyl peptidase-4 inhibitor-induced autoimmune diseases: Current evidence

Table 1 List of the keywords used for literature search

No.
1	Dipeptidyl peptidase 4 inhibitor
2	DPP-4 inhibitor
3	Gliptins
4	‘Autoimmune disease’
5	[1] and [4]
6	[2] and [4]
7	[3] and [4]
8	[2] and [3] and [4]
9	Inflammatory bowel disease
10	[1] and [9]
11	Arthritis
12	Arthralgia
13	‘Rheumatoid arthritis’
14	[1] and [11]
15	[1] and [12]
16	[1] and [13]

DPP-4: Dipeptidyl peptidase-4.