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00016349609033278
00016349609033278
http://dx.doi.org/10.3109/00016349609033278
Births by younger and older mothers in a population with late and regulated childbearing: Finland 1991.
P356
Q39418287-B8DAB3BE-C8B7-4156-9BA6-C60312507C74
P356
00016349609033278
http://dx.doi.org/10.3109/00016349609033278