Sneider K, Langhoff-Roos J, Sundtoft IB, Christiansen OB. Clin Epidemiol. 2015;7:517–527.
The authors have advised that a number of errors were made in the data of some of the tables.
Page 521, , there were some errors in the data within the “Multiple pregnancies” and “Major fetal anomaly” rows. The correct is as follows:
Page 526, Table S2, “Multiple gestations, deliveries (030)” row, the correct data is listed as follows:
Page 526, Table S3, “Major fetal anomaly” row, the correct data is listed as follows: