APA (7th ed.) Citation

Yan, R., Li, H., & Gao, J. Relationship between the ultrasound features of different molecular subtypes of breast cancer and positive PD-1/PD-L1 expression. SAGE Publishing.

Chicago Style (17th ed.) Citation

Yan, Ruiqian, Haixia Li, and Junxi Gao. Relationship Between the Ultrasound Features of Different Molecular Subtypes of Breast Cancer and Positive PD-1/PD-L1 Expression. SAGE Publishing.

MLA (9th ed.) Citation

Yan, Ruiqian, et al. Relationship Between the Ultrasound Features of Different Molecular Subtypes of Breast Cancer and Positive PD-1/PD-L1 Expression. SAGE Publishing.

Warning: These citations may not always be 100% accurate.