Global, regional, and national estimates of levels of preterm birth in 2014: a systematic review and modelling analysis Saifon Chawanpaiboon, MD, Joshua P Vogel, PhD, Ann-Beth Moller, MPH, Prof Pisake Lumbiganon, MD, Prof Max Petzold, PhD, Daniel Hogan, PhD, Sihem Landoulsi, MSc, Nampet Jampathong, MPH, Kiattisak Kongwattanakul, MD, Prof Malinee Laopaiboon, PhD, Cameron Lewis, MBBS, Siwanon Rattanakanokchai, MPH, Ditza N Teng, MBBS, Prof Jadsada Thinkhamrop, MD, Kanokwaroon Watananirun, MD, Prof Jun Zhang, PhD, Wei Zhou, MD, A Metin Gülmezoglu, PhD The Lancet Global Health Volume 7, Issue 1, Pages e37-e46 (January 2019) DOI: 10.1016/S2214-109X(18)30451-0 Copyright © 2019 World Health Organization Terms and Conditions
Figure 1 Estimated preterm birth rates in 2014 The Lancet Global Health 2019 7, e37-e46DOI: (10.1016/S2214-109X(18)30451-0) Copyright © 2019 World Health Organization Terms and Conditions
Figure 2 Estimated numbers of preterm births in 2014 The Lancet Global Health 2019 7, e37-e46DOI: (10.1016/S2214-109X(18)30451-0) Copyright © 2019 World Health Organization Terms and Conditions