APA

Valkenburg-van den Berg A. W., Sprij A. J., Oostvogel P. M., Mutsaers J. A. E. M., Renes W. B., Rosendaal F. R. & Joep Dörr P. (20070823). Prevalence of colonisation with group B Streptococci in pregnant women of a multi-ethnic population in The Netherlands. : European journal of obstetrics, gynecology, and reproductive biology.

Chicago

Valkenburg-van den Berg Arijaan W, Sprij Arwen J, Oostvogel Paul M, Mutsaers Johan A E M, Renes Wouter B, Rosendaal Frits R and Joep Dörr P. 20070823. Prevalence of colonisation with group B Streptococci in pregnant women of a multi-ethnic population in The Netherlands. : European journal of obstetrics, gynecology, and reproductive biology.

Harvard

Valkenburg-van den Berg A. W., Sprij A. J., Oostvogel P. M., Mutsaers J. A. E. M., Renes W. B., Rosendaal F. R. and Joep Dörr P. (20070823). Prevalence of colonisation with group B Streptococci in pregnant women of a multi-ethnic population in The Netherlands. : European journal of obstetrics, gynecology, and reproductive biology.

MLA

Valkenburg-van den Berg Arijaan W, Sprij Arwen J, Oostvogel Paul M, Mutsaers Johan A E M, Renes Wouter B, Rosendaal Frits R and Joep Dörr P. Prevalence of colonisation with group B Streptococci in pregnant women of a multi-ethnic population in The Netherlands. : European journal of obstetrics, gynecology, and reproductive biology. 20070823.