National, regional, and global trends in infertility prevalence since 1990: a systematic analysis of 277 health surveys.

Autor: Mascarenhas MN, Flaxman SR, Boerma T, Vanderpoel S, Stevens GA
Zdroj: PLoS Medicine; Dec2012, Vol. 9 Issue 12, pe1001356-e1001356, 1p
Databáze: Complementary Index