Nrog rau xyoo ntawm kev paub hauv kev tsim cov pob fetal doppler tsev , Mecanmed tuaj yeem hauv . hauv plab muab kev pabcuam ntau yam txog cov menyuam ntawm tsev . Ntxiv nrog rau cov khoom lag luam hauv qab no, koj tuaj yeem hloov kho koj tus kheej tshwj xeeb fetal doppler hauv tsev raws li koj cov kev xav tau tshwj xeeb.