Persistence or… Resistance? Date of submission: 21-12-2018 | Date of acceptance: 28-12-2018 | Published: 29-01-2019 Authors David Lito Pediatrics Department, Hospital Vila Franca de Xira, Vila Franca de Xira, Portugal | Editorial Board, Portuguese Journal of Pediatrics DOI: https://doi.org/10.25754/pjp.2019.16978 Downloads Download data is not yet available. Downloads PDF Published 2019-01-29 Issue Vol. 50 No. 1 (2019) Section Editorials