The following represents disclosure information provided by authors of this abstract. The program committee has reviewed all presenting author disclosure reports, identified potential conflicts of interest, and implemented strategies to manage those areas of conflict, where appropriate. All relationships are considered compensated. Relationships are self-held unless otherwise noted. I = Immediate Family Member, Inst = My Institution
 
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Efficacy of palbociclib plus fulvestrant (P+F) in patients (pts) with metastatic breast cancer (MBC) and ESR1 mutations (mus) in circulating tumor DNA (ctDNA).
 
Nicholas C. Turner
Honoraria - AstraZeneca; Pfizer; Roche Pharma AG
Consulting or Advisory Role - AstraZeneca; Pfizer; Roche Pharma AG
 
Yuqiu Jiang
Employment - Pfizer
Stock and Other Ownership Interests - Pfizer
 
Ben O'Leary
No Relationships to Disclose
 
Sarah Hrebien
No Relationships to Disclose
 
Massimo Cristofanilli
Honoraria - Agendia; Cynvenio Biosystems; Dompé Farmaceutici
Consulting or Advisory Role - Cynvenio Biosystems; Dompé Farmaceutici; Newomics
Speakers' Bureau - Agendia; NanoString Technologies
 
Fabrice Andre
Research Funding - AstraZeneca (Inst); Eisai (Inst); Lilly (Inst); Novartis (Inst); Pfizer (Inst); SERVIER (Inst)
Travel, Accommodations, Expenses - GlaxoSmithKline; Novartis; Roche
 
Sibylle Loibl
Honoraria - Novartis; Roche Pharma AG
Research Funding - GlaxoSmithKline (Inst); Novartis (Inst); PharmaSea (Inst); Roche Pharma AG (Inst)
 
Patricia A. English
Employment - Pfizer
Stock and Other Ownership Interests - Pfizer
 
Ke Zhang
Employment - Pfizer
Stock and Other Ownership Interests - Pfizer
 
Sophia Randolph
Employment - Pfizer
Stock and Other Ownership Interests - Pfizer
 
Cynthia Huang Bartlett
Employment - Pfizer
Stock and Other Ownership Interests - Pfizer
 
Maria Koehler
Employment - Pfizer
Stock and Other Ownership Interests - Pfizer
 
Sherene Loi
Research Funding - Merck (Inst); Novartis (Inst); Pfizer (Inst); Roche/Genentech (Inst)
Patents, Royalties, Other Intellectual Property - PI3K pathway gene signature granted by the European and US patent offices