1.
- An epidemiological approach to Sexually Transmitted Diseases - with special reference to contact tracing and screening / Kristina Ramstedt. 1991. Vol. 71, Suppl. 157 - Stockholm : Almqvist & Wiksell, 1991 - 45 s.(Acta Dermato-Venereologica; Suppl. 157) [1, currently available 0, at library only 1]
- Chapters, articles