Vital Signs: Patterns: Serious Message in a Seductive Voice

A come-hither sound in a woman’s voice may carry a message about her readiness to conceive.

Zrodlo (oryginalny wpis) na http://www.nytimes.com/2008/05/06/health/research/06patt.html?partner=rssnyt&emc=rss,By ERIC NAGOURNEY