T Greenhalgh1. 1. Department of Primary Care and Population Sciences, University College London Medical School/Royal Free Hospital School of Medicine, Whittington Hospital, London. p.greenhalgh@ucl.ac.uk
Authors: Augusto César Ferreira de Moraes; Alex Jones Flores Cassenote; Luis A Moreno; Heráclito Barbosa Carvalho Journal: BMC Pediatr Date: 2014-05-03 Impact factor: 2.125