Publisher
- mre press5
- springer science and business media llc5
- bmj4
- ivyspring international publisher4
- korean society of obstetrics and gynecology4
- medical journals sweden ab4
- american society of clinical oncology (asco)2
- asian society of gynecologic oncology; korean society of gynecologic oncology; japan society of gynecologic oncology2
- bmj publishing group2