AU - Aristizabal M FAU - Aristizabal, Michelle TI - The Environment for Birth PT - BOOK SECTION DP - 2018 BTI - Natural Labor and Birth: An Evidence-Based Guide to the Natural Birth Plan DA - 2018 Y2 - 2024/11/11 UR - obgyn.mhmedical.com/content.aspx?aid=1159260418