Contemporary patterns of spontaneous labor with normal neonatal outcomes

Jun Zhang^*, Helain J. Landy, D. Ware Branch, Ronald Burkman, Shoshana Haberman, Kimberly D. Gregory, Christos G. Hatjis, Mildred M. Ramirez, Jennifer L. Bailit, Victor H. Gonzalez-Quintero, Judith U. Hibbard, Matthew K. Hoffman, Michelle Kominiarek, Lee A. Learman, Paul Van Veldhuisen, James Troendle, Uma M. Reddy

^*Corresponding author for this work