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Reproductive Patterns → Twins - ♂ & ♀ http://t.co/J3te3lUK HT @liu_universitet Twins Had Reduced Likelihood of Reproducin
Reproductive Patterns → Twins - ♂ & ♀ http://t.co/J3te3lUK HT @liu_universitet Twins Had Reduced Likelihood of Reproducin
Reproductive Patterns → Twins - ♂ & ♀ http://t.co/Ggsfp7vG HT @liu_universitet Twins Had Reduced Likelihood of Reproducin
Reproductive Patterns → Twins - ♂ & ♀ http://t.co/ZR4UETIx HT @liu_universitet Twins Had Reduced Likelihood of Reproducin
Research: Reproductive patterns among twins: Swedish register study of men & women born 1973-1983 http://t.co/ywfCO0wn