Research Article

Ectopic pregnancy in Finland 1967-83: a massive increase.

Br Med J (Clin Res Ed) 1987; 294 doi: http://dx.doi.org/10.1136/bmj.294.6574.740 (Published 21 March 1987) Cite this as: Br Med J (Clin Res Ed) 1987;294:740

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