Statistics
Publications
3
Citations
172
H-Index
3
Active since
1994
Affiliations
Isles International University(Current)
Johnny Ryan is an author at Isles International University specializing in business, marketing, and humanities.
Publications per year
1994–2018
3
3
Tobacco acquisition and cigarette brand selection among youth
Joseph R. DiFranza, J. J. Eddy, LF Brown et al. · Tobacco Control · 1994 · 80 citations · Full text
Business, Health Behavior, Marketing +13
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