Effects of Negative Emotions and Life Events on Women's Missed Miscarriage
- Huilin XING, Yaping LUO, Shouying WANG
- Iranian journal of public health
- 2018
The associations of parental under-education and unemployment on the risk of preterm birth: 2003 Korean National Birth Registration database
- Published 2011 in International Journal of Public Health
Abstract
This study aimed to investigate the associations of combined parental low educational level and combined parental unemployment on the risk of preterm birth (PTB) in Korea. Data on 427,857 singleton births were obtained from the National Birth Registration (NBR) database in 2003 and analyzed. Parental education and parental employment status were combined as… (More)