Study concept and design: Molina, Weiser, Lipsitz, Shah, Haynes.
Acquisition, analysis, or interpretation of data: Molina, Weiser, Lipsitz, Esquivel, Uribe-Leitz, Azad, Semrau, Berry, Gawande, Haynes.
Drafting of the manuscript: Molina, Weiser, Lipsitz, Haynes.
Critical revision of the manuscript for important intellectual content: All authors.
Statistical analysis: Molina, Weiser, Lipsitz, Semrau, Haynes.
Administrative, technical, or material support: Esquivel, Uribe-Leitz, Azad, Semrau, Berry, Haynes.
Study supervision: Weiser, Lipsitz, Gawande, Haynes.
Conflict of Interest Disclosures: All authors have completed and submitted the ICMJE Form for Disclosure of Potential Conflicts of Interest and none were reported.
Additional Contributions: We thank Pandup Tshering, MBBS, MPH, PGD, for providing cesarean delivery data for Bhutan. He did not receive any compensation for his contribution.