Study of Cardiovascular Parameters and Heart Rate Variability (Frequency Domain Analysis) in 1St Trimester of Normal Pregnant Women and Pregnant Women with Risk Factors for PIH in Western Rajasthan. ijop [Internet]. 2021 Aug. 27 [cited 2026 May 17];9(4):39-45. Available from: https://mail.ijop.net/index.php/ijop/article/view/3170