Shang Ma

Severity of Anemia During Pregnancy and Adverse Maternal and Fetal Outcomes

Huifeng Shi, Lian Chen, Yuanyuan Wang et al. · JAMA Network Open · 2022 · 210 citations · Full text

Gender differences in self-harm and drinking behaviors among high school students in Beijing, China

Chai-Quan Li, Jingshu Zhang, Shang Ma et al. · BMC Public Health · 2020 · 32 citations · Full text

Prevalence of Internet Addiction and Its Relationship With Combinations of Physical Activity and Screen-Based Sedentary Behavior Among Adolescents in China

Gengyu Han, Jingshu Zhang, Shang Ma et al. · Journal of Physical Activity and Health · 2021 · 31 citations

Trends of dental caries in permanent teeth among 12-year-old Chinese children: evidence from five consecutive national surveys between 1995 and 2014

Z. Hu, Xiaojin Yan, Yi Song et al. · BMC Oral Health · 2021 · 14 citations · Full text