Behavioral Ecology and Sociobiology, Vol. 52, No. 2 (Jul., 2002), pp. 109-116 (8 pages) I studied patterns of sex ratio variation in 543 fledglings from 192 broods of Montagu's harriers Circus ...
Bordeaux, France, March 21, 2012 -- An extensive study of country-specific risk of hip fracture and 10-year probability of a major fragility fracture has revealed a remarkably large geographic ...
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