Authors:Sari Raisanen, Emory UniversityMichael Kramer, Emory UniversityMika Gissler, National Institute for Health and WelfareJuho Saari, University of Eastern FinlandSeppo Heinonen, Kuopio University Hospital
Authors:Sar Räisänen, Kuopio University HospitalMika Gissler, National Institute for Health and Welfare (THL), FinlandJuho Saari, University of Eastern FinlandMichael Kramer, Emory UniversitySeppo Heinonen, Kuopio University Hospital
Authors:Sari Raisanen, Emory UniversitySoili M. Lehto, Kuopio University HospitalHenriette S. Nielsen, Copenhagen University HospitalMika Gissler, National Institute for Health and WelfareMichael Kramer, Emory UniversitySeppo Heinonen, Kuopio University Hospital