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RT @timriffe1: population size can be sustained for generations under low fertility. R Schoen (2018): https://t.co/MOH3idM6aY
RT @timriffe1: population size can be sustained for generations under low fertility. R Schoen (2018): https://t.co/MOH3idM6aY
RT @timriffe1: population size can be sustained for generations under low fertility. R Schoen (2018): https://t.co/MOH3idM6aY
RT @timriffe1: population size can be sustained for generations under low fertility. R Schoen (2018): https://t.co/MOH3idM6aY
RT @timriffe1: population size can be sustained for generations under low fertility. R Schoen (2018): https://t.co/MOH3idM6aY