Craigslist versus print newspaper advertising for recruiting research participants for alcohol studies: Cost and participant characteristics. [electronic resource]
Producer: 20161011Description: 24-32 p. digitalISSN:- 1873-6327
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Publication Type: Comparative Study; Journal Article; Randomized Controlled Trial; Research Support, N.I.H., Extramural; Research Support, U.S. Gov't, P.H.S.
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