Keyword Analysis & Research: retrospective registration of clinical trials

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
retrospective registration of clinical trials	0.15	0.8	3083	84	45
retrospective	1.83	0.2	2167	2	13
registration	1.51	0.9	8491	15	12
of	0.6	0.4	672	91	2
clinical	1.39	0.5	2521	33	8
trials	1.3	1	6238	85	6

Keyword	CPC	PCC	Volume	Score
retrospective registration of clinical trials	0.92	0.1	5278	60