Dev Med Child Neurol, Vol. 46, No. 4. (April 2004), pp. 253-266.
Pediatr Res, Vol. 58, No. 3. (September 2005), pp. 586-593.
Phys Ther, Vol. 87, No. 7. (July 2007), pp. 861-871.
Dev Med Child Neurol, Vol. 45, No. 2. (February 2003), pp. 97-103.
Clin Neurophysiol (5 December 2007)
Neuroscience (16 February 2007)
Obstetrics and gynecology, Vol. 112, No. 3. (September 2008), pp. 524-531.
Medicina oral, patologia oral y cirugia bucal, Vol. 13, No. 9. (2008)
Soc Sci Med (30 August 2007)
Am J Hum Biol, Vol. 17, No. 1. (b 2005), pp. 55-65.
American Journal of Obstetrics and Gynecology, Vol. 192, No. 5, Supplement 1. (May 2005), pp. S47-S55.
Soc Sci Med, Vol. 60, No. 3. (February 2005), pp. 439-455.
NeuroImage, Vol. 32, No. 1. (1 August 2006), pp. 70-78.
Diabetic Medicine, Vol. 23, No. 4. (April 2006), pp. 426-431.
J Matern Fetal Neonatal Med, Vol. 19, No. 4. (April 2006), pp. 231-238.
Am J Obstet Gynecol, Vol. 180, No. 5. (May 1999), pp. 1196-1201.
Reprod Sci, Vol. 14, No. 2. (February 2007), pp. 182-191.
Pediatrics, Vol. 121, No. 3. (1 March 2008), pp. e604-611.
Pediatrics, Vol. 114, No. 6. (December 2004), pp. 1591-1596.
Pediatrics, Vol. 106, No. 4. (October 2000), pp. 625-632.
Cochrane database of systematic reviews (Online), No. 1. (2007)