when was mri invented

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
when was mri invented	1.31	0.9	5096	5	21
when	1.99	0.3	4231	6	4
was	1.86	0.8	1624	23	3
mri	0.27	0.4	2197	98	3
invented	0.72	0.3	275	15	8

Keyword	CPC	PCC	Volume	Score
when was mri invented	1.69	0.2	9228	57
when was the mri machine invented	1.79	0.7	2734	37
when was mri scan invented	0.03	0.7	2877	83
when was the first mri invented	1.33	0.1	1535	92
when was the first mri machine invented	0.48	0.1	7278	10
when was the first mri scanner invented	1.01	0.5	7076	33
who invented the mri machine	0.48	0.7	8786	64
first mri machine invented	1.41	0.8	141	25
mri machine invented	0.05	0.2	2483	11
why was the mri machine invented	1.82	1	6316	2
how was the mri machine invented	1.76	1	7965	9