Mailing Strategies and Costs of Recruiting Heavy Smokers in CARET, a Large Chemoprevention Trial
- 1 February 1998
- journal article
- clinical trial
- Published by Elsevier in Controlled Clinical Trials
- Vol. 19 (1) , 25-38
- https://doi.org/10.1016/s0197-2456(97)00027-5
Abstract
No abstract availableKeywords
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