1 Gulmezoglu, A. M, "nduction of labour for improving birth outcomes for women at or beyond term" 4 : 2006
2 Ballard, "expanded to include extremely premature infants" 417-423, 1991
3 Ahn, Y. M, "Weight variation by sex and nature of risk factors in high-risk infants: In evolutionary perspectives" 2007
4 Alexander, "Validity of postnatal assessments of gestational age a comparison of the method of Ballard et al" 891-895, 1992
5 Dulloo, A. G, "The thrifty ′catch-up fat′ phenotype: its impact on insulin sensitivity during growth trajectories to obesity and metabolic syndrome" 30 : S23-S35, 2006
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9 Mericq, V, "Low birth weight and endocrine dysfunction in postnatal life" 4 (4): 3-14, 2006
10 Neufeld, L. M, "Last menstrual period provides the best estimate of gestation length for women in rural Guatemala" 20 (20): 290-298, 2006
1 Gulmezoglu, A. M, "nduction of labour for improving birth outcomes for women at or beyond term" 4 : 2006
2 Ballard, "expanded to include extremely premature infants" 417-423, 1991
3 Ahn, Y. M, "Weight variation by sex and nature of risk factors in high-risk infants: In evolutionary perspectives" 2007
4 Alexander, "Validity of postnatal assessments of gestational age a comparison of the method of Ballard et al" 891-895, 1992
5 Dulloo, A. G, "The thrifty ′catch-up fat′ phenotype: its impact on insulin sensitivity during growth trajectories to obesity and metabolic syndrome" 30 : S23-S35, 2006
6 Smith, L. N, "Prior knowledge of obstetric gestational age and possible bias of ballard score" 93 (93): 712-714, 1999
7 Arch Dis Child, "Neurological evaluation of the maturity of newborn infants" 89-93, 1968
8 Amiel-Tison, C, "Neurological and physical maturation in normal growth singletons from 37 to 41 weeks′gestation" 54 (54): 145-156, 1999
9 Mericq, V, "Low birth weight and endocrine dysfunction in postnatal life" 4 (4): 3-14, 2006
10 Neufeld, L. M, "Last menstrual period provides the best estimate of gestation length for women in rural Guatemala" 20 (20): 290-298, 2006
11 Donovan, E. F, "Inaccuracy of Ballard scores before 28 weeks′ gestation: National Institute of Child Health and Human Development Neonatal Research Network" 135 : 147-152, 1999
12 Feresu, S. A, "Improving the assessment of gestational age in Zimbabwean population" 78 : 7-18, 2002
13 Koga, Y, "Gestational age assessment in Japanese low birthweight infants" 36 (36): 71-74, 1994
14 Verhoeff, F. H, "Gestational age assessment by nurses in a developing country using the Ballard method, external criteria only" 17 (17): 333-342, 1997
15 Kim, S. Y, "Comparison of Ultrasonographic Biometry and Regular Last Menstrual Period as Predictors of Day of Delivery in the Spontaneous Onset of Labor" 44 (44): 872-876, 2001
16 & Goldberg, "Clinical assessment of gestational age in the newborn infant" 1-10, 1970
17 Marin, G.. M. A, "Assessment of the new Ballard score to estimate gestational age" 64 (64): 140-145, 2006
18 Ahn, Y. M, "Assessment of gestational age using new ballard examination in high-risk infants" 32 (32): 176-185, 2002
19 Sunjoh, F, "Assessment of gestational age in the Cameroonian newborn infants: A comparison of four scoring methods" 50 (50): 285-291, 2004
20 Ahn, Y. M, "Assessment of gestational age based on newborn maturity rating; Ballard examination" 4 (4): 86-96, 1998
21 Farr, "Assessment of gestational age at birth" 1967
22 Allen, M. C, "Assessment of gestational age and neuromaturation" 11 (11): 21-33, 2005
23 Lee, K. J, "Assessment of Gestational Age using New Ballard Examination in Premature Infants" 8 (8): 391-399, 2002
24 Ballard, "A simplifiedscore for assessment of fetal maturation of newly borninfants" 5 769-774, 1979