Social Networks and Their Influence on the Choice of Unassisted Smoking Cessation: Cross-Sectional Study in Six Cities in China

Sihui Peng   ¹ , PhD ;   Tingzhong Yang   ^{2, 3, 4} , MD ;   Lijing Li   ⁵ , MD ;   Weifang Zhang   ⁶ , PhD ;   Randall R Cottrell   ⁷ , DEd

¹ School of Medicine, Jinan University, Guangzhou, China

² Center for Tobacco Control Research, Zhejiang University, Hangzhou, Zhejiang, China

³ Research Center for Digital Health Behavior Theory and Management, National Health Big Data Institute, Zhejiang University, Hangzhou, China

⁴ Injury Control Research Center, West Virginia University, Morgantown, WV, United States

⁵ Department of Obstetrics and Gynecology, Yongkang Women and Children’s Health Hospital, Yongkang, Zhejiang, China

⁶ Children's Hospital of Zhejiang University, Hangzhou, Zhejiang, China

⁷ Public Health Studies Program, School of Health and Applied Human Sciences, University of North Carolina, Wilmington, NC, United States