November 2018 Peer Reviewed Features Editorial. World Diabetes Day 2018 OPEN ACCESS STEPHEN M. TWIGG Amenorrhoea. A focus on the four most common causes SALLY-ANNE DUKE, KIRSTEN NEAL Testosterone treatment for hypogonadal men: clinical update Bu B. Yeap Managing complex cases of diabetes Joel W.J. Lasschuit, Jerry R. Greenfield Advertisement Perspectives Childhood weight issues. Seeking better health outcomes Perla Moukhaiber, Shirley Alexander Acute adrenal insufficiency: optimising care R. Louise Rushworth, Henrik Falhammar, David J. Torpy Investigations in endocrinology Investigating hyperglycaemia in pregnancy Victoria L. Rudland, Glynis P. Ross Advertisement Advertisement