KONG, C.-W. and TO, W.W. 2023. Association between vacuum extraction and subgaleal haemorrhage: can intrapartum ultrasound reduce the risks?. Hong Kong Journal of Gynaecology, Obstetrics and Midwifery. 22, 1 (Apr. 2023). DOI:https://doi.org/10.12809/hkjgom.22.1.07.