title: Challenges to estimating the true global burden of mental disorders - Authors' reply.
authors.affiliation: Harvard T H Chan School of Public Health, Harvard University, Cambridge, MA, USA. Electronic address: ratun@hsph.harvard.edu.
authors.forename: Rifat
authors.initials: R
authors.lastname: Atun
authors.affiliation: Harvard T H Chan School of Public Health, Harvard University, Cambridge, MA, USA.
authors.forename: Daniel
authors.initials: D
authors.lastname: Vigo
authors.affiliation: Department of Health Services & Population Research, King's College London, London, UK.
authors.forename: Graham
authors.initials: G
authors.lastname: Thornicroft