aDepartment of Radiology, The First Affiliated Hospital of China Medical University, Shenyang, China
bDepartment of Radiology, Charité – Universitätsmedizin Berlin
cDepartment of Ophthalmology, DRK Kliniken Westend, Berlin, Germany
All supplementary data is available directly from the corresponding author.
Correspondence to Ke Xu, MD, Department of Radiology, The First Affiliated Hospital of China Medical University, No. 155 Nanjing North Street, Heping District, 110001 Shenyang, China Tel: +86 24 8328 2999; fax: +86 24 8328 2997; e-mail: [email protected] and Katharina Erb-Eigner, MD, Department of Radiology, Charité – Universitätsmedizin Berlin, Campus Benjamin Franklin, Hindenburgdamm 30, 12203 Berlin, Germany Tel: +49 30 8445 3041; fax: +49 30 450 7527953; e-mail: [email protected]
Received December 5, 2014
Accepted December 23, 2014