October 2011 Peer Reviewed Feature Articles Investigating dyspnoea on exertion CPD Belinda R Miller, Daniel Garner Nicotine dependence: why is it so hard to quit? CPD Colin P Mendelsohn Cervical screening in the HPV era: don’t ditch the Pap test! CPD Deborah Bateson, Hilary Bower, Mary Stewart Recognising and treating fungal skin infections CPD Douglas Gin, Lilian Downie Advertisement Peer Reviewed Regular Series Psychological medicine Social isolation in people with mental illness Carol Harvey, Lisa Brophy Diabetic urgencies Urinary tract infections in women with diabetes Narsing Laddiperla, Pat Phillips Drug update Biological therapies for rheumatoid arthritis: TNF inhibitors John HY Moi, Russell RC Buchanan Gastroenterology clinic Correction of iron deficiency: a practical approach Magnus Halland, Jillian de Malmanche Advertisement Advertisement