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ANDREASEN JO, HJORTING-HANSEN E, ULMANSKY M, PINDBORG JJ.ANDREASEN JO, et al.Acta Pathol Microbiol Scand. 1965;63:37-41. doi: 10.1111/apm.1965.63.1.37.Acta Pathol Microbiol Scand. 1965.PMID: 14276526No abstract available.
Hjørting-Hansen E, Andreasen JO.Hjørting-Hansen E, et al.Tandlaegebladet. 1981 Aug;85(13):385-90.Tandlaegebladet. 1981.PMID: 7031948Danish.No abstract available.