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pregnant (Days 12-13) vs. cyclic (Days 12-13 of the estrous cycle) 1_4
pregnant (Days 12-13) vs. cyclic (Days 12-13 of the estrous cycle) 1_3
pregnant (Days 12-13) vs. cyclic (Days 12-13 of the estrous cycle) 1_2
pregnant (Days 12-13) vs. cyclic (Days 12-13 of the estrous cycle) 1_1
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