Complex sentence: Kurt Freund first distinguished between these two types in a 1982 research article, theorizing that the homosexual transsexuals were qualitatively different from so-called "heterosexual males" with gender dysphoria; sexologist Ray Blanchard coined the term "autogynephilia" to describe the latter group.
Split into simpler sentences: Kurt Freund first distinguished between these two types in a 1982 research article, theorizing that the homosexual transsexuals were qualitatively different from so-called the "heterosexual males" with gender dysphoria. Sexologist Ray Blanchard coined the term "autogynephilia" to describe this latter group.