1. 1. P. Olsen , "En Klagesang". Bergen (date unknown). Quoted by Lie, H. P., in an unpublished manuscript, "Spedalskhetens Historie i Norge", p. 254 ff . Abridged English version by A. M. Larsen and P. Richards.
2. 2. L. W. Fagerlund , "Hospitalet pa Glskar". Skrifter utg. Finska Laksallsk. vid dess femtioars fest, Helsingfors1885 .
3. 4. Linnaeus , "Lepra". Upsala 1765, p.2 .
4. 5. E. Ehlers , "Danske St. Jorgensgaarde i Middelalderen". Bibl. Laeger, 7, 353-354.