Alexander E P Heazell, Dimitrios Siassakos, Hannah Blencowe, Christy Burden, Zulfi qar A Bhutta, Joanne Cacciatore, Nghia Dang, Jai Das, Vicki Flenady, Katherine J Gold, Olivia K Mensah, Joseph Millum, Daniel Nuzum, Keelin O’Donoghue, Maggie Redshaw, Arjumand Rizvi, Tracy Roberts, H E Toyin Saraki, Claire Storey, Aleena M Wojcieszek, Soo Downe, for The Lancet Ending Preventable Stillbirths Series study group* with The Lancet Ending Preventable Stillbirths investigator group*