Pinya Aupongkaroon และ Chinnawat Srinil; Maleechat Sripipattanakul; Thumwadee Tangsiriwatthana. (2019) Comparison of Lidocaine Spray in Conjunction with Intrauterine Lidocaine versus Paracervical Block for Pain Relief in Fractional and Curettage: A randomized controlled trial. <i>Thai Journal of Obstetrics and Gynaecology</i>, <i>27</i>(4), 180-186.Pinya Aupongkaroon และ Chinnawat Srinil; Maleechat Sripipattanakul; Thumwadee Tangsiriwatthana. "Comparison of Lidocaine Spray in Conjunction with Intrauterine Lidocaine versus Paracervical Block for Pain Relief in Fractional and Curettage: A randomized controlled trial". Thai Journal of Obstetrics and Gynaecology 27 (2019):180-186.Pinya Aupongkaroon และ Chinnawat Srinil; Maleechat Sripipattanakul; Thumwadee Tangsiriwatthana. Comparison of Lidocaine Spray in Conjunction with Intrauterine Lidocaine versus Paracervical Block for Pain Relief in Fractional and Curettage: A randomized controlled trial. PIMDEE Co. Ltd.:ม.ป.ท. 2019.