Perceptions and the role of group exercise among New York City adults, 2010–2011: An examination of interpersonal factors and leisure-time physical activity

Autor: Firestone, Melanie J., Yi, Stella S., Bartley, Katherine F., Eisenhower, Donna L.
Zdroj: In Preventive Medicine March 2015 72:50-55
Databáze: ScienceDirect