1. Department of DermatologyDong Guan People's HospitalGuangdong ProvinceDongguan 523018 People's Republic of China
2. Department of Gynaecology and ObstetricsDong Guan People's HospitalGuangdong ProvinceDongguan 523018 People's Republic of China
3. Department of Interventional TherapyDong Guan People's HospitalGuangdong ProvinceDongguan 523018 People's Republic of China