51.   In the Spanish study, girls of low birth weight grew to be more than two inches shorter on average than those with normal birth weights.

52.   Low birth weight in newborns is associated with infant deaths and such problems as cerebral palsy and mental retardation.

53.   Multiple births are undesirable because they carry a higher risk of premature birth, low birth weight, stillbirth and infant death, as well as long-term disability.

54.   Red Cross also is concerned about the low birth weight of infants due to the malnourishment of mothers.

55.   Previous studies have linked low birth weight to problems with brain development in children.

56.   Prematurity is the most common cause of low birth weight.

57.   Rates of stillbirth, miscarriage and low birth weight were also high, he told reporters.

58.   Small aspirin doses per day appear to be very effective in preventing pregnancy-induced hypertension and severe low birth weight in newborns.

59.   Some research even suggests low birth weight is a factor, that the body may be overcompensating for undernourishment in the womb.

60.   Studies have shown, however, that smoking during pregnancy increases risk for just about everything else, including low birth weight, miscarriage and stillbirth.

a. + birth >>共 241
premature 8.71%
low 8.45%
partial 7.51%
vaginal 2.95%
illegitimate 2.82%
home 2.68%
so-called 2.41%
first 2.28%
difficult 2.14%
new 1.88%
low + n. >>共 803
pressure 7.49%
price 5.69%
level 5.04%
inflation 4.51%
rate 3.56%
heat 2.94%
cloud 2.62%
point 1.85%
unemployment 1.82%
turnout 1.76%
birth 0.33%
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