Johnson, Lee; Johnson, Isaiah (May 2015). "Allis Compared With Tenaculum for Stabilization of the Cervix During IUD Placement: A Randomized Controlled Trial". Obstetrics & Gynecology. 125: 6S–7S. doi:10.1097/01.AOG.0000463550.01588.fd. S2CID75524772.[1]
Johnson, Lee; Johnson, Isaiah (May 2015). "Allis Compared With Tenaculum for Stabilization of the Cervix During IUD Placement: A Randomized Controlled Trial". Obstetrics & Gynecology. 125: 6S–7S. doi:10.1097/01.AOG.0000463550.01588.fd. S2CID75524772.[1]
Johnson, Lee; Johnson, Isaiah (May 2015). "Allis Compared With Tenaculum for Stabilization of the Cervix During IUD Placement: A Randomized Controlled Trial". Obstetrics & Gynecology. 125: 6S–7S. doi:10.1097/01.AOG.0000463550.01588.fd. S2CID75524772.[1]