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Modelling biological birth order and comparison with census parity data in Switzerland: a report to complement the Swiss data in the Human Fertility Collection (HFC)
age-specific fertility rates long format wide format reshape
2014/3/21
In the Human Fertility Database (HFD, 2012), age-specific data are presented in the long format, with both the years (or the years of the mothers’ births) and the mothers’ ages at birth in descending ...