Verhelst, R., Verstraelen, H., Claeys, G., Verschraegen, G., Van Simaey, L., De Ganck, C., . . . Vaneechoutte, M. (2005). Comparison between Gram stain and culture for the characterization of vaginal microflora: Definition of a distinct grade that resembles grade I microflora and revised categorization of grade I microflora. BioMed Central.

Verhelst, Rita, Hans Verstraelen, Geert Claeys, Gerda Verschraegen, Leen Van Simaey, Catharine De Ganck, Ellen De Backer, Marleen Temmerman, a Mario Vaneechoutte. Comparison between Gram Stain and Culture for the Characterization of Vaginal Microflora: Definition of a Distinct Grade That Resembles Grade I Microflora and Revised Categorization of Grade I Microflora. BioMed Central, 2005.

Verhelst, Rita, et al. Comparison between Gram Stain and Culture for the Characterization of Vaginal Microflora: Definition of a Distinct Grade That Resembles Grade I Microflora and Revised Categorization of Grade I Microflora. BioMed Central, 2005.