Sosa, CG; Althabe, F; Belizán, JM; Bergel, E (30 de março de 2015). «Bed rest in singleton pregnancies for preventing preterm birth.». The Cochrane database of systematic reviews. 3: CD003581. PMID25821121. doi:10.1002/14651858.CD003581.pub3
Haram, K; Mortensen, JH; Morrison, JC (3 de julho de 2014). «Tocolysis for acute preterm labor: does anything work.». The journal of maternal-fetal & neonatal medicine : the official journal of the European Association of Perinatal Medicine, the Federation of Asia and Oceania Perinatal Societies, the International Society of Perinatal Obstetricians. 28: 1–8. PMID24990666. doi:10.3109/14767058.2014.918095
Jarjour, IT (Fevereiro de 2015). «Neurodevelopmental Outcome After Extreme Prematurity: A Review of the Literature.». Pediatric neurology. 52 (2): 143–152. PMID25497122. doi:10.1016/j.pediatrneurol.2014.10.027
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books.google.ca
Cloherty, John P. (2012). «Care of the Extremely Low Birth Weight Infant». Manual of neonatal care 7th ed. Philadelphia: Wolters Kluwer Health/Lippincott Williams & Wilkins. p. 146. ISBN9781608317776
Sosa, CG; Althabe, F; Belizán, JM; Bergel, E (30 de março de 2015). «Bed rest in singleton pregnancies for preventing preterm birth.». The Cochrane database of systematic reviews. 3: CD003581. PMID25821121. doi:10.1002/14651858.CD003581.pub3
Haram, K; Mortensen, JH; Morrison, JC (3 de julho de 2014). «Tocolysis for acute preterm labor: does anything work.». The journal of maternal-fetal & neonatal medicine : the official journal of the European Association of Perinatal Medicine, the Federation of Asia and Oceania Perinatal Societies, the International Society of Perinatal Obstetricians. 28: 1–8. PMID24990666. doi:10.3109/14767058.2014.918095
Jarjour, IT (Fevereiro de 2015). «Neurodevelopmental Outcome After Extreme Prematurity: A Review of the Literature.». Pediatric neurology. 52 (2): 143–152. PMID25497122. doi:10.1016/j.pediatrneurol.2014.10.027