Meena, B.S., Jilowa, A., ., P., ., A., ., S. and ., N. 2020. TO FIND OUT AN APPROPRIATE CUT-OFF VALUE OF HUMAN b-HCG LEVELS IN CERVICOVAGINAL SECRETIONS FOR PREDICTION OF PRETERM DELIVERY. International Journal of Medical and Biomedical Studies. 4, 2 (Feb. 2020). DOI:https://doi.org/10.32553/ijmbs.v4i2.945.