The Nordic Study Group and UK Associates
Obstetricians
Medical Birth Registers
Medical Birth Registers
Jens Langhoff-Roos, Lone Krebs, Lotte Colmorn
and Kathrine Birch Petersen
Steen Rasmussen
and Kathrine Birch Petersen
Steen Rasmussen
Obstetricians Maija Jacobsson and Anna-Maija Tapper
Medical Birth Registers Mika Gissler
Medical Birth Registers Mika Gissler
Obstetricians Inga Bjarnadottir
Medical Birth Registers Inga Bjarnadottir
Medical Birth Registers Inga Bjarnadottir
Obstetricians Per E. Børdahl
Medical Birth Registers Kari Melve
Medical Birth Registers Kari Melve
Obstetricians Karin Pihl and Pelle Lindqvist
Medical Birth Registers Karin Källen
Medical Birth Registers Karin Källen
National Perinatal Epidemiology Unit, Oxford, UK
Obstetrician Peter Brocklehurst
Epidemiologist and Public Health Physician Marian Knight
Epidemiologist and Public Health Physician Marian Knight
