Palaporn Kanjanasirirut และ Kamol Pataradool; Sumonmal Manusirivithaya; Chadakarn Phaloprakarn; Chutima Chavanisakun. (2015) Prevalence and Risk Factors for Positive Surgical Margin after Loop Electrosurgical Excision Procedure (LEEP) in Patients with High Grade Squamous Intraepithelial Lesion. <i>Thai Journal of Obstetrics and Gynaecology</i>, <i>23</i>(4), 240-245.Palaporn Kanjanasirirut และ Kamol Pataradool; Sumonmal Manusirivithaya; Chadakarn Phaloprakarn; Chutima Chavanisakun. "Prevalence and Risk Factors for Positive Surgical Margin after Loop Electrosurgical Excision Procedure (LEEP) in Patients with High Grade Squamous Intraepithelial Lesion". Thai Journal of Obstetrics and Gynaecology 23 (2015):240-245.Palaporn Kanjanasirirut และ Kamol Pataradool; Sumonmal Manusirivithaya; Chadakarn Phaloprakarn; Chutima Chavanisakun. Prevalence and Risk Factors for Positive Surgical Margin after Loop Electrosurgical Excision Procedure (LEEP) in Patients with High Grade Squamous Intraepithelial Lesion. PIMDEE Co. Ltd.:ม.ป.ท. 2015.