Fredlund H., Falk L., Jurstrand M., Unemo M. Molecular genetic methods for diagnosis and characterisation of Chlamydia trachomatis and Neisseria gonorrhoeae: impact on epidemiological surveillance and interventions.. „APMIS : acta pathologica, microbiologica, et immunologica Scandinavica”. 11-12 (112). s. 771–84. DOI: 10.1111/j.1600-0463.2004.apm11211-1205.x. PMID: 15638837.
Fredlund H., Falk L., Jurstrand M., Unemo M. Molecular genetic methods for diagnosis and characterisation of Chlamydia trachomatis and Neisseria gonorrhoeae: impact on epidemiological surveillance and interventions.. „APMIS : acta pathologica, microbiologica, et immunologica Scandinavica”. 11-12 (112). s. 771–84. DOI: 10.1111/j.1600-0463.2004.apm11211-1205.x. PMID: 15638837.