Maternal-fetal Medicine: Principles and Practice

abnormal abortion acid activity amniotic fluid appears approximately associated birth blood blood flow breathing cause cells cent cervical cesarean changes chromosome clinical common concentrations cord decrease defects delivery demonstrated diagnosis disease drugs early effect et al evidence factors fetal fetal heart fetus fetuses Figure fluid frequency function genetic gestation gestational age glucose growth heart rate hormone human important incidence increase indicated infants infection initial labor lactation late less levels major maternal measurements membranes ment method milk monitoring mother movements myosin light-chain kinase neonatal newborn normal noted observed Obstet Gynecol occur patients patterns perinatal period placenta plasma position possible pregnancy premature present preterm produce prolactin prostaglandin recent reported response result risk serum severe shown significant studies suggested syndrome Table term tion tissue treatment twin ultrasound usually uterine uterus variability weeks weight women