[1] Southern Med Univ, Guangdong Prov Key Lab Gastroenterol, Dept Gastroenterol, Nanfang Hosp,State Key Lab Organ Failure Res,Mini, Guangzhou, Guangdong, Peoples R China
[2] Southern Med Univ, Nanfang Hosp, Dept Nephrol, State Key Lab Organ Failure Res,Minist Educ,Res I, Guangzhou, Guangdong, Peoples R China
[3] First Peoples Hosp Foshan, Dept Nephrol, Foshan, Guangdong, Peoples R China
[4] Southern Med Univ, Sch Publ Hlth & Trop Dis, North1838 Guangzhou Rd, Guangzhou 510515, Guangdong, Peoples R China