Hong Kong Journal of Gynaecology, Obstetrics and Midwifery (HKJGOM) is the official publication of the Obstetrical & Gynaecological Society of Hong Kong and the Hong Kong Midwives Association. It publishes peer-reviewed articles on all aspects of gynaecology, obstetrics, midwifery and related fields, including original basic and clinical studies, review articles, case reports and abstracts or reports presented at scientific meetings or seminars.

Disclaimer Opinions expressed in the Hong Kong Journal of Gynaecology, Obstetrics & Midwifery are those of the author/s and do not necessarily reflect those of the Obstetrical & Gynaecological Society of Hong Kong, the Hong Kong Midwives Association or the Publisher unless this is clearly specified. The author is responsible for all material presented in a paper. No product or service advertised in this publication is guaranteed or warranted either by the Editor, the Society, the Association or publisher.