@University of Helsinki.
https://www.helsinki.fi/en/helsinki-institute-demography-and-population-health
The dissertation is also available in electronic form in Helda: helda.helsinki.fi/items/0e872e...
The dissertation is also available in electronic form in Helda: helda.helsinki.fi/items/0e872e...
The dissertation is also available in electronic form in Helda: helda.helsinki.fi/items/0e872e...
The dissertation is also available in electronic form in Helda: helda.helsinki.fi/items/0e872e...
The dissertation is also available in electronic form in Helda. helda.helsinki.fi/items/a8641e...
The dissertation is also available in electronic form in Helda. helda.helsinki.fi/items/a8641e...