1. Low Birthweight: Country, regional and global estimates,2004
2. March of Dimes PMNCH StC, WHO. Born too soon: the global action report on preterm birth. 2012.
3. Birthweight and mortality in adulthood: a systematic review and meta-analysis;KR Risnes;Int J Epidemiol,2011
4. UNICEF. Monitoring th situation of children and women: Undernourishment in the womb can lead to diminished potential and predispose infants to early death; Accessed on 15 April 2017 at https://data.unicef.org/topic/nutrition/low-birthweight/#; 2013.
5. The social determinants of infant mortality and birth outcomes in Western developed nations: a cross-country systematic review;D Kim;Int J Environ Res Public Health,2013