[1] Shanghai Jiao Tong Univ, Shanghai Xin Hua Hosp, Dept Pediat, Sch Med, Shanghai, Peoples R China
[2] Liaquat Univ Med & Hlth Sci, Dept Internal Med, Jamshoro, Pakistan
[3] Guru Gobind Singh Med Coll, Dept Internal Med, Faridkot, Punjab, India
[4] Sir Seewoosagur Ramgoolam Natl Hosp, Port Louis, Mauritius
[5] Bharati Vidyapeeth Univ Med Coll & Hosp, Dept Cardiol & Internal Med, Pune, Maharashtra, India
[6] Univ Iberoamer Unibe, Dept Family Med, Sch Med, Santo Domingo, Dominican Rep
[7] Zhejiang Univ, Dept Pediat, Sch Med, Childrens Hosp, Hangzhou, Zhejiang, Peoples R China