In 2016, the World Journal of Radiology (WJR) has published the 11^st issue which containing 6 articles contributed by scientists worldwide. Among these comprehensive articles are (1) “Metabolic positron emission tomography imaging of cancer: Pairing lipid metabolism with glycolysis”, an Editorial by  Sandi A Kwee, MD, PhD, et al from the Hamamatsu/Queen’s PET Imaging Center, the Queen’s Medical Center, United States; and (2) “CO₂BOLD assessment of moyamoya syndrome: Validation with single photon emission computed tomography and positron emission tomography imaging”, an Original Article by Karl-Olof Lövblad, MD, et al from the Diagnostic and Interventional Neuroradiology, Geneva University Hospitals, Switzerland, etc. We invite you to peruse all 6 articles in this issue, as they present the latest research progress/findings and provide insightful comments in radiology that will guide basic research and clinical practice in these fields.

This journal is an open-access journal which allows free immediate access to all full-text articles. For details, please visit: Volume 8, Issue 11, November 28, 2016.

Figure 1 The cover of the issue.Editorial Board Member of World Journal of Radiology, Chan Kyo Kim, MD, PhD, Assistant Professor, Department of Radiology, Samsung Medical Center, Sungkyunkwan University School of Medicine, Gangnam-gu Seoul 135-710, South Korea

The WJR is a leading academic journal devoted to reporting the latest, cutting-edge research progress and findings of basic research and clinical practice in the field of radiology. It was launched on December 31, 2009 and is published monthly (12 issues annually) by BPG, the world's leading professional clinical medical journal publishing company.

We encourage radiologists worldwide to submit manuscripts to the WJR describing their original basic or clinical research findings that are of high academic value and which report new diagnostic techniques or summarize their treatment experiences.

We invited the readers to download and read the E-Journal of this issue, at: http://www.wjgnet.com/1949-8470/e-journal.htm.