1.
Ugeskr Laeger
; 146(11): 815-6, 1984 Mar 12.
Article
in Danish
| MEDLINE
| ID: mdl-6719580
2.
Lakartidningen
; 78(44): 3907-8, 1981 Oct 28.
Article
in Swedish
| MEDLINE
| ID: mdl-7035772