In 2017, the World Journal of Gastrointestinal Oncology (WJGO) has published the 12^nd issue which containing 5 articles contributed by scientists worldwide. Among these comprehensive articles are (1) “Neoadjuvant therapy for resectable pancreatic cancer”, a Minireviews by Michele Molinari, MD, MSc, Senior Scientist, Surgeon, Associate Professor, et al from Department of Surgery, University of Pittsburgh Medical Center, United States; and (2) “Tumor-stroma ratio as prognostic factor for survival in rectal adenocarcinoma: A retrospective cohort study”, an Original Article by Joost M Klaase, MD, PhD, Surgical-Oncologist, et al from Department of Surgery, Medisch Spectrum Twente, The Netherlands, etc. We invite you to peruse all 5 articles in this issue, as they present the latest research progress/findings and provide insightful comments in gastrointestinal oncology 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 9, Issue 12, December 15, 2017.

Figure 1 The cover of the issue. Editorial Board Member of World Journal of Gastrointestinal Oncology, Wei-Hao Sun, PhD, Professor, Department of Geriatric Gastroenterology, the First Affiliated Hospital of Nanjing Medical University, Nanjing 210029, Jiangsu Province, China

The WJGO 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 gastrointestinal oncology. It was launched on October 15, 2009 and is published monthly (12 issues annually) by BPG, the world's leading professional clinical medical journal publishing company.

We encourage gastrointestinal oncologists worldwide to submit manuscripts to the WJGO 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.