Medicine & Life Sciences
Pregnancy
Mothers
Sheep
Fetus
Ovarian Neoplasms
Placenta
Contraceptive Agents
Contraception
Pre-Eclampsia
Obstetrics
Parturition
Gestational Age
Confidence Intervals
Odds Ratio
Amnion
Amniotic Fluid
Ovarian Epithelial Carcinoma
Pregnancy Outcome
Premature Birth
Neoplasms
First Pregnancy Trimester
Postpartum Period
Gestational Diabetes
Oocytes
Oral Contraceptives
Induced Labor
Hypoxia
Cost-Benefit Analysis
Morbidity
Alaska Natives
Advisory Committees
Trophoblasts
Therapeutics
Population
Pregnant Women
Body Mass Index
Costs and Cost Analysis
Randomized Controlled Trials
Primates
Cohort Studies
Premature Obstetric Labor
Vaginal Birth after Cesarean
Levonorgestrel
Serum
Carcinoma
Extraembryonic Membranes
Hemorrhage
Systematic Reviews
Fertilization in Vitro
Hormones
Safety
Genes
Hemodynamics
Stillbirth
Health
Intrauterine Devices
Ovarian Reserve
Vascular Endothelial Growth Factor A
Estrogens
Blood Vessels
Endometrial Neoplasms
Cesarean Section
Survival
Second Pregnancy Trimester
Dinoprostone
Atrial Natriuretic Factor
Fetal Death
Proteins
Fetal Development
Retrospective Studies
Logistic Models
Newborn Infant
Progesterone
Fetal Growth Retardation
Biomarkers
Umbilical Arteries
Assisted Reproductive Techniques
Blood Volume
Placebos
Endometriosis
Misoprostol
Messenger RNA
Postpartum Hemorrhage
Pain
Delivery of Health Care
Quality-Adjusted Life Years
Fetal Blood
Estradiol
Growth
Mexico
Ovary
Macaca mulatta
Fetal Movement
Urinary Incontinence
Incidence
Menstrual Cycle
Cervix Uteri
Fallopian Tubes