A strengthened cement has been devised for face reconstructive surgery specifically A strengthened cement has been devised specifically for facial reconstructive surgery. Materials Researchers at the University of Birmingham’s College of Dentistry have discovered that with the addition of sodium citrate to the liquid phase, calcium phosphate cement is usually more than three moments stronger. Dr Jake Barralet, lecturer in biomaterials at the Birmingham School of Dentistry explains the application of his analysis: ‘Concrete is often utilized to patch holes in bones due to trauma or disease.Jeffrey Swanson, a professor of psychiatry and behavioral sciences at Duke University College of Medication, who has published several study papers on gun violence and mental health for more than a decade, agrees the current mental health system represents a complex general public health problem facing america. ‘The mental health program in the country, when you can call it that, is fragmented and grossly under-resourced,’ Swanson informed CBSNews.com within an email. ‘It requires lots of things, and even more research into how exactly to fix it – – at the same time when there are more mentally ill people incarcerated than in hospitals – – is one of the needed factors,’ he said. A 2011 paper by Swanson published in Psychiatric Services examines having less data on firearm use against strangers, and how it is impossible to reliably predict which specific individuals would engage in the most severe acts of violence.