Jonas Ludvigsson, Karolinska University Hospital, Karolinska Institute
22 October 2012
This is to inform the readers of this paper that there is an error in Figure 1.
The Swedish ICD-8 classification ("Klassifikation av sjukdomar 1968") was PUBLISHED in 1968, but ICD-8 per se was INTRODUCED in 1969.
Hence, ICD-7 was used throughout year 1968, and ICD-8 was used from 1969.
See also:
Björn Smedby, Gunnar Schiöler: Health Classifications in the Nordic countries. Historic development in a national and international perspective. NOMESCO, Copenhagen 2006.
Jonas F Ludvigsson
Corresponding author.
The Swedish ICD-8 was introduced in 1969
Jonas Ludvigsson, Karolinska University Hospital, Karolinska Institute
22 October 2012
This is to inform the readers of this paper that there is an error in Figure 1. The Swedish ICD-8 classification ("Klassifikation av sjukdomar 1968") was PUBLISHED in 1968, but ICD-8 per se was INTRODUCED in 1969. Hence, ICD-7 was used throughout year 1968, and ICD-8 was used from 1969. See also: Björn Smedby, Gunnar Schiöler: Health Classifications in the Nordic countries. Historic development in a national and international perspective. NOMESCO, Copenhagen 2006. Jonas F Ludvigsson Corresponding author.
Competing interests
None