0872-0754 0872-0754 S0872-07542021000300175 10.25753/birthgrowthmj.v30.i3.20302 Portugal Portugal 30 09 2021 30 09 2021 30 3 175 178

1 World Health Organization 2019 2 2015 43 3 3 261-6 3 2016 6 4 4 69-72 4 2015 4 4 4 347-9 5 2017 31 2 2 369-82 6 2018 11 1 1 4-8 7 1994 14 752-4 8 2015 147 4 4 1094-102 9 1923 37 635 10 1984 9 3 3 391-8 11 2010 39 10 10 957-71