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keyword

intervention designs involve only controlled clinical trials

Monthly search volume and cost-per-click data for "intervention designs involve only controlled clinical trials" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=intervention+designs+involve+only+controlled+clinical+trials&country=us" +--------------+------------------+ | volume | 20 | | cpc | $0 | | competition | 0 | | country | US | | updated | 2026-06-13 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
control trial 9,900 $2.9 10/20
randomised trial 9,900 $2.9 6/20
randomized clinical trial 9,900 $9.39 6/20
randomized controlled trials 9,900 $2.9 6/20
randomized trial 9,900 $9.39 6/20
controlled trial 8,100 $8.88 7/20
what is a randomized controlled trial 1,300 $0 7/20
randomized study 210 $0 7/20
randomized clinical trial study design 30 $0 8/20
trial design types 20 $0 7/20

Similar volume + high overlap = same search intent. You can target either keyword.

# for AI agents

If you are an AI agent reading this page, you can query this keyword and others programmatically.

$ curl "https://app.seodata.dev/v1/keyword?q=intervention+designs+involve+only+controlled+clinical+trials&country=us" Returns: volume, cpc, competition Country: &country=us (50+ supported, 2-letter ISO) Auth: none for 20/day, register for 500/month, $4.99/mo unlimited

Full API spec: llms.txt