Abdulkarim Hasan
Department of Pathology, Faculty of Medicine, Al-Azhar University, Cairo, 11884, Egypt.

Ahmed Hussieny Elbarbary
Vascular Surgery Department, Tanta University Hospitals, Tanta, Egypt.

Alessandro Pasculli
Unit of Endocrine, Digestive, and Emergency Surgery, Department of Biomedical Sciences and Human Oncology, University Medical School “A. Moro” of Bari, Piazza Giulio Cesare 11, 70124, Bari, Italy.

Amila Ratnayake
Department of Surgery, Army Hospital Colombo, Colombo, Sri Lanka.

Anastasios J Karayiannakis
Second Department of Surgery, Democritus University of Thrace, Medical School, 68 100 Alexandroupolis, Greece.

Andrej M. Kielbassa
Center for Operative Dentistry, University of Dental Medicine and Oral Health, Danube Private University, Austria.

Giulia Parolari
Division of Cardiac Surgery, IRCCS Ospedale Policlinico San Martino, University of Genova, Genova, Italy.

Jiayue Bai
Department of Orthopedics, The Third Hospital of Hebei Medical University, Shijiazhuang, China.

Jilong An
Department of Orthopedics, The Third Hospital of Hebei Medical University, Shijiazhuang, China.

Junfeng Sun
Department of Gastrointestinal Surgery, The First Affiliated Hospital of Zhengzhou University, Zhengzhou, China.

Jun Lin
Department of Orthopedics, First Affiliated Hospital of Soochow University, Jiangsu, China.

Kuo Li
Department of Thoracic Surgery, Shenyang Chest Hospital, Liaoning, China.

Kun Li
Department of Vascular and Endovascular Surgery, Henan Provincial People's Hospital, Zhengzhou University People's Hospital, Henan University People's Hospital, Zhengzhou, China.

Lin Xin
Doctoral Supervisor, Department of General Surgery, The Second Affiliated Hospital of Nanchang University, Nanchang, China.

Luigi Montevecchi
Private Practice in Gynecology, Rome, Italy.

Mehmet Sarier
Department of Urology, Medical Park Hospital, Antalya, Turkey.

Mithilesh Kumar Sinha
Department of General Surgery, AIIMS Bhubaneswar, India.

Mohamed A. Baky Fahmy
AL-Azhar University, Faculty of Medicine, Pediatric Surgery Department, Cairo, Egypt.

Mordecai Sachikonye
Department of Surgery, College of Health Sciences, University of Zimbabwe, Mazowe Street P.O. Box A168, Harare, Zimbabwe.

Morteza Fallah- karkan
Department of Urology, Shahid Beheshti University of Medical Sciences, Tehran, Iran.

Mustafa Ufuk Uylaş
Department of General Surgery, Turgut Ozal Medical Center, Inonu University, Malatya, Turkey.

Nicola Mondanelli
Department of Medicine, Surgery and Neurosciences: Section of Orthopedics and Traumatology, University of Siena, Siena, Italy and Azienda Ospedaliera-Universitaria Senese, Siena, Italy.

Pancras C.W. Hogendoorn
Leiden University Medical Center, Leiden, the Netherlands.

Pingan Ding
Department of Surgery, The Fourth Hospital of Hebei Medical University, Hebei, China.

Reena Kothari
Department of Surgery, NSCB Government Medical College, Jabalpur, 482003, MP, India.

Ricardo Pedrini Cruz
Department of Gynecologic Oncology, Hospital Nossa Senhora da Conceição, Av. Francisco Trein, 596, Porto Alegre, RS 91350-200, Brazil.

Stefania Kokkali
First Medical Oncology Department, Saint-Savvas Anticancer Hospital, L.Alexandras 171, 11521 Athens, Greece.

Wagih Ghannam
Department of General Surgery, Mansoura Facculty of Medicine, Mansoura University, Egypt.

Xiangping Chai
Department of Emergency Medicine, Second Xiangya Hospital, Central South University; Emergency Medicine and Difficult Diseases Institute, Second Xiangya Hospital, Central South University, 139 Renmin Road, Changsha, Hunan province, 410011, China.

Xiaoyu Zhang
Department of Respiratory Medicine, People's Hospital Affiliated to Zhengzhou University Zhengzhou 450003, People's Republic of China.

Yahya Wahba
Department of Pediatrics, Faculty of Medicine, University of Mansoura, Mansoura, Egypt.<br/>
Ying Ding
Department of Intensive Care Unit, Sir Run Run Shaw Hospital Xiasha Campus, Zhejiang University School of Medicine, 310018, Hangzhou, Zhejiang, China.

Yue Wu
Department of Gastrointestinal Surgery, The First Affiliated Hospital of Zhengzhou University, Zhengzhou China.

Zeyi Cheng
Department of Cardiac Surgery, West China Hospital, Sichuan University, Chengdu, China.

Zijian Tian
Department of Urology, Beijing Hospital, National Center of Gerontology, Institute of Geriatric Medicine, Chinese Academy of Medical Sciences, Beijing, 100730, China.