Risk assessment of metals from shallow groundwater in Lianhuashan District, China Hui Tian, Xiujuan Liang, Yan Gong, Shimin Ma, Zhuang Kang, Qifa Sun and Hongtao Jin LHB, 1 (2020) 5-15 Published online: 20 March 2020 DOI: 10.1051/lhb/2019063