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Discipline-specific training can take years to perfect.
Vertebral compression Fractures of the spine (vertebra) can cause severe ”band-like” pain that radia
Plotting the Ages of Stars
Midway Island, an inhospitable atoll acquired in 1867, was valuable as a military base located midwa
Adolescent girls reach adult height sooner than boys because their bones grow more rapidity
Beak size in finches during dry years increases because of strong selection