Risk of mortality for small newborns in Brazil, 2011-2018: A national birth cohort study of 17.6 million records from routine register-based linked data oleh Enny S. Paixao, Ph.D, Hannah Blencowe, MD, Ph.D, Ila Rocha Falcao, Ph.D, Eric O. Ohuma, Ph.D, Aline dos Santos Rocha, Flávia Jôse Oliveira Alves, Maria da Conceição N. Costa, MD, Ph.D, Lorena Suárez-Idueta, Naiá Ortelan, Ph.D, Liam Smeeth, MD, Ph.D, Laura C. Rodrigues, MD, Ph.D, Joy E Lawn, MB BS, Ph.D, Marcia Furquim de Almeida, MD, Ph.D, Maria Yury Ichihara, MD, PhD, Rita de Cássia Ribeiro Silva, Ph.D, Maria Gloria Teixeira, MD, Ph.D, Mauricio L. Barreto, MD, Ph.D