G1 Therapeutics Presents Final Phase 2 Clinical Data on Trilaciclib in Combination with Chemotherapy in Metastatic Triple-Negative Breast Cancer Demonstrating Significant Improvement in Overall Survival at 2020 San Antonio Breast Cancer Symposium – IT Business Net itbusinessnet.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from itbusinessnet.com Daily Mail and Mail on Sunday newspapers.