Seyed Moayed AlavianSeyed Moayed Alavian is gastroenterologist and head of Tehran Hepatitis Center. He has authored/co-authored over 480 articles in local and international journals, including 300 articles indexed in ISI, 343 articles indexed in PubMed, and 55 articles ndexed in Persian Journals and has more than 3800 citations to published articles as well as 65 books and booklets for physicians and patients. Read More Read Less