Vishal Bhavsar1, Dinesh Bhugra2, Albert Persaud3. 1. Section of Women's Mental Health, Department of Health Services and Population Research, Institute of Psychiatry, Psychology & Neuroscience, King's College London, London, UK. 2. Centre for Affective Disorders, Institute of Psychiatry, Psychology and Neuroscience, King's College London, London, UK. 3. The Centre for Applied Research and Evaluation International Foundation (CAREIF), Centre for Psychiatry, Barts and The London, Queen Mary's School of Medicine & Dentistry, London, UK.