Русский ⇄ Английский

прямое сравнительное исследование ударения
клин.иссл.	side by side comparative study (Dimpassy); side to side comparative study (Dimpassy); direct comparative study (Dimpassy); head-to-head comparative trial (Andy); head-to-head comparative study (Andy)
мед.	head-to-head study (Dimpassy); head-to-head trial (Dimpassy)