Aryanti, Reni, Siti Aisyah, and Helni Anggraini. 2022. “The Relationship of Knowledge, Parity and Anxiety With the Event of Severe Preeclamsia in Hospital General of Wood Area 2021”. Science Midwifery 10 (2):858-62. https://midwifery.iocspublisher.org/index.php/midwifery/article/view/370.