Nutsati, P., S. Bunyavejchevin, P. Ruanphoo, N. Chaiyasit, P. Tangpornprasert, and C. Virulsri. “Reliability of the Cervamet and POPstix in Pelvic Organ Prolapse Quantification Measurement”. Thai Journal of Obstetrics and Gynaecology, vol. 30, no. 5, Sept. 2022, pp. 321-8, doi:10.14456/tjog.2022.38.