Dr. Willie Sai Ho Chan, Professor, Taiwan E-mail: hkcentershc@yahoo.com.hk
Dr. Seyyed Shamsadin Athari, Faculty of Veterinary Medicine, University of Urmia, Iran E-mail: ss.athari@gmail.com
Dr. Mahantappa Halimani, Harvard Medical School, Brigham and Women's Hospital, 77 Avenue Louis Pasteur, USA E-mail: halimani.mahantesh@gmail.com