Marchini , G., L. Hagenäs , L. Kocoska-Maras , et al. "Insulin-like Growth Factor Binding Protein-1 and Interleukin-6 are Markers of Fetal Stress During Parturition at Term Gestation" Journal of Pediatric Endocrinology and Metabolism, 18.8 (2011): 777-784. Retrieved 23 May. 2013, from doi:10.1515/JPEM.2005.18.8.777

Marchini , G., Hagenäs , L., Kocoska-Maras , L., et al. (2011). Insulin-like Growth Factor Binding Protein-1 and Interleukin-6 are Markers of Fetal Stress During Parturition at Term Gestation. Journal of Pediatric Endocrinology and Metabolism, 18(8), pp. 729-829. Retrieved 23 May. 2013, from doi:10.1515/JPEM.2005.18.8.777

Marchini , G., L. Hagenäs , L. Kocoska-Maras , et al. 2011. Insulin-like Growth Factor Binding Protein-1 and Interleukin-6 are Markers of Fetal Stress During Parturition at Term Gestation. Journal of Pediatric Endocrinology and Metabolism. 18(8): 729-829. Retrieved 23 May. 2013, from doi:10.1515/JPEM.2005.18.8.777