08.05.2013 Views

ESTUDIOS DE CASOS Y CONTROLES - Medikuntzako Ikasleak

ESTUDIOS DE CASOS Y CONTROLES - Medikuntzako Ikasleak

ESTUDIOS DE CASOS Y CONTROLES - Medikuntzako Ikasleak

SHOW MORE
SHOW LESS

You also want an ePaper? Increase the reach of your titles

YUMPU automatically turns print PDFs into web optimized ePapers that Google loves.

Aleatorización por grupos<br />

•En lugar de aleatorizar individuos, aleatorizar<br />

grupos.<br />

•OMS → 60 fábricas → ½ estudio c.c.

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!