gonadotropin-releasing hormone analog
Premenopausal breast cancer patients treated with a gonadotropin-releasing       hormone analog alone or in combination with an aromatase inhibitor: a comparative       endocrine study.
Premenopausal breast cancer  @OBJECT$   @PREDICAT$  with a  @SUBJECT$  alone or in combination with an aromatase inhibitor: a comparative       endocrine study.