APA (7th ed.) Citation

Warinya Jearranaikarn & Teera Siwadune. (2021). A Comparison of Cervical Ruler and Transvaginal Ultrasound for Cervical Length Measurement during Pregnancy. The Royal Thai College of Obstetricians and Gynaecologists.

Chicago Style (17th ed.) Citation

Warinya Jearranaikarn and Teera Siwadune. A Comparison of Cervical Ruler and Transvaginal Ultrasound for Cervical Length Measurement During Pregnancy. The Royal Thai College of Obstetricians and Gynaecologists, 2021.

MLA (9th ed.) Citation

Warinya Jearranaikarn and Teera Siwadune. A Comparison of Cervical Ruler and Transvaginal Ultrasound for Cervical Length Measurement During Pregnancy. The Royal Thai College of Obstetricians and Gynaecologists, 2021.

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