<prompt> Translate the following text to EnglishMahakama katika kesi ya Rust haikuweka utegemezi wa wazi juu ya hoja kwamba shughuli za ushauri za madaktari chini ya Kichwa X zilikuwa na hotuba ya serikali; wakati wa kutafsiri msimamo katika kesi za baadaye, hata hivyo, tumeelezea Rust juu ya uelewa huu.  <response>: The Court in Rust did not place explicit reliance on the rationale that the counseling activities of the doctors under Title X amounted to governmental speech; when interpreting the holding in later cases, however, we have explained Rust on this understanding. 