Figure 1
From: The DNA load of six high-risk human papillomavirus types and its association with cervical lesions
Flowchart of the studied population.*Inclusion criteria: women who had both a colposcopy result and HPV DNA detected by conventional PCR. RT-PCR: real-time polymerase chain reaction; HMBS: hydroxymethylbilane synthase gene; HR-HPV: high-risk human papillomavirus; CIN: cervical intraepithelial neoplasia; CIN 1: cervical intraepithelial neoplasia 1; CIN 2+: cervical intraepithelial neoplasia 2 or 3.