1.Table of Contents

2.Information for Readers

3.Systematic reviews of observational studies: evaluating evidence quality

4.Competency

5.In clinical care, volume matters

6.Ultrasonographic approach to diagnosis of fetal inflammatory response syndrome: a tool for at-risk fetuses? Review Article

7.Surgical outcomes for low-volume vs high-volume surgeons in gynecology surgery: a systematic review and meta-analysis Review Article

8.Nonantimuscarinic treatment for overactive bladder: a systematic review Review Article

9.Sexual satisfaction and inflammatory bowel diseases: an interdisciplinary clinical challenge Original Research Article

10.A proposal to reduce the risk of transmission of human papilloma virus via transvaginal ultrasound Original Research Article

11.The gut microbiota: a puppet master in the pathogenesis of endometriosis? Original Research Article

12.Risk of unintended pregnancy based on intended compared to actual contraceptive use Original Research Article

13.Anti-hemorrhagic effect of prophylactic tranexamic acid in benign hysterectomy—a double-blinded randomized placebo-controlled trial Original Research Article

14.Assessing ureteral patency using 10% dextrose cystoscopy fluid: evaluation of urinary tract infection rates Original Research Article

15.Overuse of external beam radiotherapy for stage I endometrial cancer Original Research Article

16.Association of the quality of interpersonal care during family planning counseling with contraceptive use Original Research Article

17.Predictive factors of relapse in low-risk gestational trophoblastic neoplasia patients successfully treated with methotrexate alone Original Research Article

18.Validation of a second-generation multivariate index assay for malignancy risk of adnexal masses Original Research

19.The “occiput–spine angle”: a new sonographic index of fetal head deflexion during the first stage of labor Original Research

20.Impact of surgeon annual volume on short-term maternal outcome in cesarean delivery Original Research Article

21.Competing risks model in screening for preeclampsia by maternal factors and biomarkers at 30–34 weeks’ gestation Original Research Article

22.Sequential plasma angiogenic factors levels in women with suspected preeclampsia Original Research Article

23.Severe maternal morbidity in a large cohort of women with acute severe intrapartum hypertension Original Research Article

24.Pharmacodynamics of transdermal granisetron in women with nausea and vomiting of pregnancy Original Research Article

25.Prenatal stress and newborn telomere lengthOriginal Research Article

26.Cytokines in noninvasively obtained amniotic fluid as predictors of fetal inflammatory response syndrome Original Research Article

27.Cerclage in twin pregnancy with dilated cervix between 16 to 24 weeks of gestation: retrospective cohort study Original Research Article

28.Cost-effectiveness of risk-based screening for cervical length to prevent preterm birth Original Research Article

29.Revisiting the cost-effectiveness of universal cervical length screening: importance of progesterone efficacy Original Research Article

30.Preterm neonatal morbidity and mortality by gestational age: a contemporary cohort Original Research Article

31.17-Hydroxyprogesterone caproate (17OHP-C) coverage among eligible women delivering at 2 North Carolina hospitals in 2012 and 2013: A retrospective cohort study Original Research Article

32.Relationship of trimester-specific smoking patterns and risk of preterm birth Original Research Article

33.Preterm birth and its associations with residence and ambient vehicular traffic exposure Original Research Article

34.A multi-state analysis of postpartum readmissions in the United States Original Research Article

35.February 2015 (vol. 212, no. 2, page 196)

36.Atypical twin-to-twin transfusion syndrome: prevalence in a population undergoing fetoscopic laser ablation of communicating placental vessels Original Research Article

37.A prospective investigation of fluorescence imaging to detect sentinel lymph nodes at robotic-assisted endometrial cancer staging Original Research Article

38.Complication

39.In memoriam: Lawrence Daniel Longo (1926-2016)

40.Variability of commercial cranberry dietary supplements for the prevention of uropathogenic bacterial adhesion

41.Self-reported human papillomavirus vaccination does not have an impact on the risk for high-grade cervical intraepithelial neoplasia among women referred for colposcopy

42.Validation of infertility treatment and assisted reproductive technology use on the birth certificate in eight states

43.Preoperative voiding dysfunction is a risk factor for operative failure according to the VALUE study!

44.Reply

45.Challenging the 4- to 5-minute rule: from perimortem cesarean to resuscitative hysterotomy

46.Reply

47.Multimodal nociceptive mechanisms underlying chronic pelvic pain

48.Reply

49.Methods to identify BRCA testing in claims data

50.Reply