Onconova Therapeutics, Inc.https://pcaobus.org/form-ap-filings/39264/39264Onconova Therapeutics, Inc.392644/17/2019 9:54:04 AM2018017e7e7e-501f-4660-ba1d-5525277d69c642Ernst & Young LLP142768Onconova Therapeutics, Inc.1130598ONTX; ONTXW0004200349David William Burkavage0004200349True
Onconova Therapeutics, Inc.https://pcaobus.org/form-ap-filings/21115/21115Onconova Therapeutics, Inc.211153/30/2018 1:49:35 PM2017576112c1-0b99-44b1-a03c-5d66f79e628942Ernst & Young LLP142768Onconova Therapeutics, Inc.1130598ONTX; ONTXW0004200349David William Burkavage0004200349True
Onconova Therapeutics, Inc.https://pcaobus.org/form-ap-filings/5916/5916Onconova Therapeutics, Inc.59164/12/2017 4:43:13 PM20164ccd9678-4769-44ab-8e13-a51385325dad42Ernst & Young LLP142768Onconova Therapeutics, Inc.1130598ONTX; ONTXW0004200349David William Burkavage0004200349True