palbociclib,letrozole
pfizer
['paloma2']
the #oncoalerttoptweet day 2 #asco22 tweet unfortunately, os is not different in #paloma2 w/ let +\- palbo. best, 
?? Worldwide Network of Oncology Professionals & Patient Advocates with the common goal of ending cancer, we are Oncology360 degrees ?? We are #OncoAlert ??