[1] Philips Healthcare, Clin & Tech Support, Beijing, Peoples R China
[2] Shandong First Med Univ, Dept Radiol, Shandong Prov Hosp, Jinan, Peoples R China
[3] Shandong Univ, Shandong Prov Hosp, Cheeloo Coll Med, Dept Radiol, Jinan, Peoples R China
[4] Johns Hopkins Univ, Russell H Morgan Dept Radiol & Radiol Sci, Sch Med, Baltimore, MD USA
[5] Kennedy Krieger Res Inst, FM Kirby Res Ctr Funct Brain Imaging, Baltimore, MD USA
[6] Zhengzhou Univ, Dept Magnet Resonance Imaging, Affiliated Hosp 1, Zhengzhou, Peoples R China