Figure 2.

Flow chart of Lactobacillus spp. isolation in the different participant groups. Classification was performed using Nugent’s score (normal (N), score 0–3, intermediate (I), score 4–6; bacterial vaginosis (BV), score ≥7) and hormonal status of the participants (menarche, M, and postmenopausal, P).

Martínez-Peña et al. BMC Infectious Diseases 2013 13:189   doi:10.1186/1471-2334-13-189
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