Bhopal: A three-day 43rd annual conference, ESICON 2013, of Endocrine Society of India will be held here from Friday. The Endocrine Society is the apex forum of Endocrinologists and Physicians with interest in endocrinology, the branch of science deals with common diseases like diabetes, thyroid disorders, infertility, growth problems in children, bone mineral diseases and many other hormonal disorders, officials said. More than 100 experts in the field of Endocrinology from India and nearly 25 renowned Endocrinologists from abroad will deliberate at the conference. Over 800 doctors from all over India and countries like USA, UK, Belgium, Germany, Switzerland, Tunisia and Sri lanka are expected to participate in the conference. There will be lectures and debates on topics like ban on Pioglitazone, role of calcium and vitamins in post-menopausal women and use of oral drugs for treatment of diabetes during pregnancy, sources added.