Keyword Analysis & Research: do you add citations in an abstract

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
do you add citations in an abstract	1.44	0.7	7550	9	35
do	0.37	0.7	9545	50	2
you	0.8	0.4	8520	87	3
add	1.13	0.7	8343	29	3
citations	1.46	0.6	4173	2	9
in	0.01	0.7	3978	73	2
an	0.81	0.7	8125	43	2
abstract	1.77	0.3	2564	1	8

Keyword	CPC	PCC	Volume	Score
do you add citations in an abstract	1.94	0.3	19	2