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Most women experience menopause in their 50s. However, in 1994, an Italian woman gave birth to a baby boy when she was 61 years old.

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Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.

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Oxytocin is recommended only for pregnancies that have a medical reason for inducing labor (such as eclampsia) and is not recommended for elective procedures or for making the birthing process more convenient.

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More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.

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Addicts to opiates often avoid treatment because they are afraid of withdrawal. Though unpleasant, with proper management, withdrawal is rarely fatal and passes relatively quickly.

Early divisions in the animal phylogeny. Early divisions in the animal phylogeny.
Carbon dioxide emission per gigajoule of energy released Carbon dioxide emission per gigajoule of energy released
Becoming a biped changes the way an animal balances. Becoming a biped changes the way an animal balances.
Static Stability & Environmental Lapse Rate Static Stability & Environmental Lapse Rate
The meridional transfer of energy The meridional transfer of energy
For each function f(x) = 6x^2 - 4, estimate the instantaneous rate of change for the given ... For each function f(x) = 6x^2 - 4, estimate the instantaneous rate of change for the given ...
Video: Attention Deficit Disorder (ADD)

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