APA引文

Wu, J., Chen, X., Wu, Q., Wei, N., An, G., Yu, H., & Wang, N. (2025, July). Contrast enhanced ultrasound - a useful method for diagnosing tubal ectopic pregnancy with low level β-HCG. The Ultrasound Journal.

Chicago Style (17th ed.) Citation

Wu, Jingping, Xinyu Chen, Qiong Wu, Na Wei, Guifang An, Hairong Yu, and Ning Wang. "Contrast Enhanced Ultrasound - a Useful Method for Diagnosing Tubal Ectopic Pregnancy with Low Level β-HCG." The Ultrasound Journal Jul. 2025.

MLA引文

Wu, Jingping, et al. "Contrast Enhanced Ultrasound - a Useful Method for Diagnosing Tubal Ectopic Pregnancy with Low Level β-HCG." The Ultrasound Journal, Jul. 2025.