Keyword Analysis & Research: a vaccine is defined as

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
a vaccine is defined as	1.94	1	9833	82	23
a	1.76	0.4	7263	81	1
vaccine	0.62	0.1	4555	54	7
is	1.43	0.3	7187	92	2
defined	0.12	0.9	5915	51	7
as	0.58	0.8	8885	97	2

Keyword	CPC	PCC	Volume	Score
a vaccine is defined as	1.71	0.3	4522	47