Keyword Analysis & Research: what is pmid in journal article

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
what is pmid in journal article	1.4	0.4	8385	89	31
what	0.91	0.5	2931	19	4
is	0.89	0.3	909	100	2
pmid	1.02	0.6	9013	17	4
in	1.12	0.3	2160	27	2
journal	1.57	0.6	5002	69	7
article	0.72	0.1	708	71	7

Keyword	CPC	PCC	Volume	Score
what is pmid in journal article	1.07	0.6	4832	45