Yan Liu

Affiliations

• 🇨🇳 Hebei Normal University
• 🇨🇳 Ningbo University
• 🇨🇳 Second Hospital of Tianjin Medical University
• 🇨🇳 Tianjin Medical University
• 🇨🇳 Sun Yat-sen University
• 🇨🇳 Stomatology Hospital
• 🇨🇳 Jilin Province Science and Technology Department