Comparative Effectiveness of PAL Based-therapy as Initial ET Versus PAL Based-therapy After ChT for HR+/HER2- ABC
Status: RECRUITING
Study type: OBSERVATIONAL
Conditions: Hormone Receptor Positive Advanced Breast Cancer
Interventions: DRUG: Palbociclib based-therapy as initial endocrine therapy|DRUG: Palbociclib based-therapy after chemotherapy
Sponsor: Chinese Academy of Medical Sciences