smallpox vaccine history

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
smallpox vaccine history	0.19	0.2	9775	13	24
smallpox	0.65	0.2	7932	96	8
vaccine	1.11	0.2	2035	84	7
history	0.91	0.9	3550	61	7

Keyword	CPC	PCC	Volume	Score
smallpox vaccine history	1.88	1	5292	18
smallpox vaccine history timeline	1.16	1	3952	95
smallpox vaccine history usa	1.11	0.3	3714	22
smallpox vaccine hesitancy history	0.31	0.2	2356	93
do they still give smallpox vaccine history	1.37	0.4	5189	19
vaccine for smallpox history	0.2	0.2	3530	20
when was the vaccine for smallpox created	0.27	0.5	8868	42
smallpox vaccine creation date	1.7	0.1	8414	68
when was the first smallpox vaccine	1.22	0.7	4242	14
vaccine developed year of smallpox	1.65	0.6	2412	85
when was the smallpox vaccine first developed	0.05	0.6	7868	74
when was the smallpox vaccine first made	1.94	0.4	1766	51